二年级下混合运算口算

小学二年级下册掌握混合运算的口诀和公式混合运算是小学数学学习中的重要内容之一，通过掌握混合运算的口诀和公式，可以更加高效地解决数学题。

下面我们将介绍小学二年级下册掌握混合运算的口诀和公式。

一、混合运算口诀小学二年级下册混合运算的口诀是“先乘除后加减，从左到右计算十分简。

”这句口诀的含义是在进行混合运算时，应首先计算乘法和除法的运算，然后再计算加法和减法的运算，最后根据从左到右的顺序进行运算，以确保计算结果的准确性。

二、混合运算公式1. 加法公式：小学二年级下册的加法公式主要涉及两位数的加法运算。

如：23 + 15 = 38。

在这个公式中，我们首先将个位数相加得到8，然后将十位数相加得到3，最后将两个结果整合在一起，得到最终的计算结果。

2. 减法公式：小学二年级下册的减法公式主要涉及两位数的减法运算。

如：57 -32 = 25。

在这个公式中，我们首先从个位数开始减，得到5减2等于3，然后从十位数开始减，得0减3等于7，最后将两个结果整合在一起，得到最终的计算结果。

3. 乘法公式：小学二年级下册的乘法公式主要涉及两位数与一位数相乘的运算。

如：32 × 5 = 160。

在这个公式中，我们首先将个位数与系数相乘得到0，然后将十位数与系数相乘得到6，最后将两个结果整合在一起，得到最终的计算结果。

4. 除法公式：小学二年级下册的除法公式主要涉及两位数除以一位数的运算。

如：48 ÷ 6 = 8。

在这个公式中，我们首先将被除数的十位数除以除数，得到8，然后将被除数的个位数除以除数，得到0，最后将两个结果整合在一起，得到最终的计算结果。

通过掌握这些混合运算的口诀和公式，孩子们可以更加方便地解决数学题，提高计算能力和应用能力。

总结：小学二年级下册混合运算的口诀和公式是孩子们学习数学的重要工具，通过掌握口诀和公式，孩子们可以更加轻松地解决混合运算的问题。

家长和老师可以引导孩子们多进行口算和练习，加强对口诀和公式的掌握和应用，帮助他们在数学学习中取得更好的成绩。

练习范围：带括号的混合运算题数：100月日姓名: 分秒成绩:45 + (79 - 59) = (30 - 25) ÷ 1 = (12 - 4) ÷ 4 = 92 - (44 + 27) = 56 ÷ (21 ÷ 7) = 17 + (22 + 19) = 24 ÷ (9 ÷ 3) = 64 ÷ (64 ÷ 8) = 24 + (32 + 7) = (8 - 4) ÷ 4 = 16 ÷ (24 ÷ 6) = 91 - (40 + 48) = 44 + (15 + 26) = 30 + (69 - 68) = (28 - 20) ÷ 4 = 5 × (24 ÷ 4) = 31 + (34 + 23) = (20 - 16) ÷ 1 = 57 - (51 - 29) = 99 - (49 + 27) = (16 - 8) ÷ 4 = 13 + (10 + 43) = 4 × (28 ÷ 7) = (40 - 32) ÷ 8 = 11 + (27 + 59) = (2 + 2) ÷ 2 = 10 ÷ (1 × 2) = 36 ÷ (1 × 9) = 6 × (72 ÷ 8) = 21 ÷ (1 × 3) = 9 ÷ (5 - 2) = 8 × (2 × 3) = 70 - (47 + 20) = 6 × (48 ÷ 6) = (15 - 6) ÷ 3 = 4 ÷ (7 - 5) = (15 - 10) ÷ 5 = (45 - 36) ÷ 9 = 26 + (48 + 9) = 8 ÷ (1 + 3) = (6 + 2) ÷ 2 = 95 - (37 + 15) = 2 × (3 × 3) = (63 - 56) ÷ 7 = 24 + (70 + 1) =7 × (18 ÷ 6) = 5 × (6 ÷ 2) = 14 ÷ (1 × 7) = 16 ÷ (1 × 8) = 58 - (24 + 28) = (24 - 15) ÷ 3 = (45 - 36) ÷ 1 = (12 - 9) ÷ 1 = (6 - 4) ÷ 2 =12 ÷ (3 × 2) = (27 - 18) ÷ 1 = 8 ÷ (1 × 2) =15 ÷ (10 ÷ 2) = 12 ÷ (1 × 2) = 36 ÷ (1 × 4) = 24 + (64 + 6) = 81 ÷ (27 ÷ 3) = (28 - 24) ÷ 4 = 18 + (26 + 43) = 6 × (28 ÷ 7) = 14 + (29 + 27) = 8 ÷ (8 - 4) = 81 - (35 - 15) = 7 × (72 ÷ 9) = 22 - (98 - 79) = 3 × (2 × 3) = 92 - (60 + 14) = 6 ÷ (7 - 4) = 6 × (48 ÷ 8) = (4 + 2) ÷ 2 =22 + (100 - 45) = (24 - 18) ÷ 2 = 100 - (30 + 37) = 45 ÷ (35 ÷ 7) = 8 ÷ (9 - 5) = 49 ÷ (28 ÷ 4) = 9 × (2 × 1) = 6 ÷ (2 + 1) = 65 + (92 - 89) = 22 - (94 - 94) = 6 ÷ (6 - 4) = 24 + (17 + 16) = 32 ÷ (1 × 4) = 6 ÷ (8 - 6) = 22 + (23 + 30) = (2 + 6) ÷ 4 = 2 × (21 ÷ 3) = 57 - (75 - 62) = (6 + 2) ÷ 4 = 71 - (71 - 12) = (30 - 24) ÷ 6 = 8 × (28 ÷ 4) = 48 - (83 - 53) = 8 ÷ (6 - 2) =(3 + 3) ÷ 3 =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:(12 - 9) ÷ 3 = 32 ÷ (16 ÷ 2) = 27 ÷ (18 ÷ 2) = 32 ÷ (12 ÷ 3) = 24 + (46 + 6) = (18 - 12) ÷ 2 = 24 ÷ (9 ÷ 3) = 24 + (32 + 7) = (21 - 15) ÷ 3 = (28 - 24) ÷ 4 = 66 - (25 + 20) = 31 + (64 + 1) = 6 ÷ (3 ÷ 3) = 100 - (40 + 42) = 7 × (3 × 1) = 57 - (75 - 62) = 79 - (31 + 44) = 8 ÷ (1 + 1) = 24 ÷ (2 × 2) = 8 ÷ (4 × 2) = (4 + 4) ÷ 4 = 6 ÷ (6 - 4) = 34 + (64 - 62) = 6 × (48 ÷ 8) = 62 - (58 - 38) = 5 × (28 ÷ 7) = 63 ÷ (3 × 3) = 95 - (26 + 24) = 5 × (6 ÷ 2) = (8 - 4) ÷ 4 = 40 ÷ (35 ÷ 7) = 16 ÷ (1 × 4) = 2 × (21 ÷ 3) = 7 × (2 × 3) = 81 ÷ (27 ÷ 3) = 56 ÷ (1 × 7) = 15 + (2 + 76) = 73 - (30 + 11) = 18 ÷ (30 ÷ 5) = 15 + (11 + 60) = 24 + (64 + 6) = (27 - 21) ÷ 2 = 9 ÷ (7 - 4) =21 ÷ (42 ÷ 6) =14 ÷ (1 × 7) =2 × (3 × 2) = 21 ÷ (1 × 7) = 81 + (74 - 74) = 90 + (59 - 57) = 28 ÷ (8 ÷ 2) = 99 - (57 - 23) = 6 ÷ (2 + 1) = 36 ÷ (1 × 4) = (6 + 2) ÷ 2 = (10 - 5) ÷ 1 = 97 - (77 - 70) = 45 + (40 + 5) = (3 + 6) ÷ 3 = 22 + (23 + 30) = 63 + (2 + 18) = 8 ÷ (4 - 2) = (10 - 6) ÷ 2 =6 ÷ (24 ÷ 8) = 11 + (27 + 59) = 12 ÷ (3 × 2) = 42 + (66 - 56) =8 ÷ (32 ÷ 8) = 80 + (8 + 11) = 6 × (18 ÷ 9) = 100 - (30 + 37) = 4 ÷ (1 + 1) = 62 - (72 - 41) = 8 ÷ (2 + 2) = (30 - 25) ÷ 1 = 7 ÷ (1 × 7) = (27 - 18) ÷ 1 = 22 - (94 - 94) = 7 × (18 ÷ 6) = (40 - 35) ÷ 5 = 36 + (76 - 59) = 63 - (22 + 25) =9 ÷ (9 - 6) = 45 + (8 + 35) = 30 ÷ (1 × 5) = 7 × (21 ÷ 7) = 6 ÷ (4 - 1) = 3 × (3 × 1) = (2 + 4) ÷ 3 = 95 - (37 + 15) = (15 - 6) ÷ 3 = (4 + 4) ÷ 2 = 18 ÷ (3 × 3) = (24 - 21) ÷ 3 = (6 - 2) ÷ 2 = (18 - 14) ÷ 2 = (24 - 15) ÷ 3 = (40 - 32) ÷ 8 = 9 ÷ (5 - 2) = 84 + (10 + 3) = (2 + 6) ÷ 2 =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:4 × (6 ÷ 3) = 9 ÷ (7 - 4) = 12 ÷ (1 × 2) = 89 - (87 - 82) = (15 - 6) ÷ 3 = 31 + (34 + 23) = 72 ÷ (4 × 2) = (12 - 10) ÷ 1 = 100 - (30 + 37) = 90 + (59 - 57) = 7 × (3 × 1) = (4 + 2) ÷ 2 = 57 - (51 - 29) = 22 + (100 - 45) = 8 × (2 × 3) = (30 - 24) ÷6 = (12 - 9) ÷ 3 = (21 - 15) ÷ 2 = (2 + 2) ÷ 2 = 45 + (79 - 59) = (28 - 24) ÷ 4 = 17 + (36 + 43) = (21 - 15) ÷ 3 = (3 + 3) ÷ 2 = 31 + (20 + 2) = (12 - 9) ÷ 1 = 3 × (2 ÷ 2) = 87 - (25 + 35) = 16 ÷ (1 × 8) = 93 - (54 - 35) = (6 + 2) ÷ 4 = 58 + (51 - 40) = 84 + (10 + 3) = 8 ÷ (6 - 4) = 7 × (2 × 3) = 31 + (64 + 1) = 8 ÷ (9 - 7) = 18 ÷ (2 × 3) = 11 + (18 + 22) = (2 + 6) ÷ 4 = (30 - 25) ÷ 5 = 20 ÷ (1 × 4) = 42 ÷ (2 × 3) =21 ÷ (1 × 7) =80 - (91 - 63) =8 ÷ (4 × 2) = 12 ÷ (3 × 2) = (3 + 3) ÷ 3 =9 × (3 × 2) = 8 ÷ (9 - 5) = 21 ÷ (18 ÷ 6) = 32 ÷ (40 ÷ 5) = (4 - 2) ÷ 1 = 9 × (8 ÷ 2) = 18 ÷ (10 ÷ 5) = 22 + (23 + 30) = 24 + (32 + 7) = 8 ÷ (3 + 1) = 63 + (61 - 40) = 84 - (46 + 16) = 48 + (80 - 31) = 4 × (28 ÷ 7) = 12 ÷ (54 ÷ 9) = 62 - (77 - 43) = 63 - (37 + 14) = (15 - 10) ÷ 5 = 6 × (48 ÷ 6) = 93 - (63 + 30) = 8 × (9 ÷ 3) =8 ÷ (1 + 3) = 9 × (36 ÷ 4) = 59 + (38 + 2) = 16 ÷ (1 × 4) = 30 ÷ (1 × 5) = 9 ÷ (5 - 2) = (35 - 28) ÷ 7 = 6 ÷ (2 + 1) = (4 + 4) ÷ 2 = 49 ÷ (28 ÷ 4) = (16 - 8) ÷ 1 = (24 - 15) ÷ 3 = 6 ÷ (1 + 2) = 6 ÷ (5 - 2) = 30 + (76 - 30) = 57 - (75 - 62) = 6 × (48 ÷ 8) = 36 ÷ (1 × 4) = 56 ÷ (1 × 7) = 63 ÷ (3 × 3) = 21 ÷ (42 ÷ 6) = 34 - (81 - 67) = 81 ÷ (1 × 9) = 6 ÷ (1 + 1) = 45 + (48 - 22) = (30 - 25) ÷ 1 = 63 + (2 + 18) = 6 ÷ (24 ÷ 8) = (36 - 32) ÷ 1 = 52 - (92 - 56) = 55 + (84 - 51) =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:57 - (75 - 62) = 6 ÷ (4 - 1) = 87 - (67 + 20) = 9 × (8 ÷ 2) = 11 + (18 + 22) = 6 ÷ (1 + 1) = 20 ÷ (2 × 2) = 71 - (71 - 12) = 2 × (3 × 3) = 9 × (8 ÷ 8) = 62 - (72 - 41) = 6 ÷ (24 ÷ 8) = (15 - 10) ÷ 5 = 8 ÷ (4 × 2) = 8 ÷ (6 - 2) = 95 - (33 - 28) = (6 + 2) ÷ 4 = (28 - 24) ÷ 4 = 100 - (30 + 37) = 42 ÷ (3 × 2) = 7 × (72 ÷ 9) = 65 - (97 - 83) = 63 + (2 + 18) = 65 + (2 + 19) = (32 - 24) ÷ 1 = 11 + (27 + 59) = 16 ÷ (1 × 4) = 32 + (5 + 16) = 7 × (2 × 1) = (6 + 3) ÷ 3 = 21 + (14 + 25) = 2 × (3 × 1) = (3 + 3) ÷ 2 = 15 ÷ (25 ÷ 5) = 14 ÷ (1 × 7) = 9 × (2 × 3) = 25 ÷ (15 ÷ 3) = 14 + (29 + 27) = 6 ÷ (7 - 4) = 84 + (10 + 3) = 24 + (32 + 7) = (6 + 2) ÷ 2 = 32 - (90 - 83) =24 ÷ (6 ÷ 2) =(6 - 2) ÷ 2 =8 × (32 ÷ 4) = 4 × (28 ÷ 7) = (2 + 6) ÷ 4 = (3 + 3) ÷ 3 = (36 - 32) ÷ 1 = 90 - (25 + 54) = 24 ÷ (9 ÷ 3) = 21 ÷ (18 ÷ 6) = 6 ÷ (1 + 2) = 95 - (37 + 15) = 79 - (96 - 36) = 71 - (47 + 23) = 50 - (60 - 13) = 36 ÷ (18 ÷ 3) = 36 ÷ (1 × 4) = (4 + 4) ÷ 2 = 8 ÷ (6 - 4) = 34 + (64 - 62) = 81 - (35 - 15) = (15 - 6) ÷ 3 = 3 × (8 ÷ 2) = 31 + (64 + 1) = 32 + (61 - 61) = 7 × (14 ÷ 7) = 12 ÷ (1 × 2) = 21 ÷ (42 ÷ 6) = 41 + (46 + 8) = 27 ÷ (18 ÷ 6) = 56 ÷ (1 × 7) = (4 + 2) ÷ 2 = (40 - 35) ÷ 1 = 99 - (57 - 23) = (56 - 48) ÷ 1 = 5 × (49 ÷ 7) = 48 + (80 - 31) = 92 + (87 - 83) = 7 × (2 × 3) = (45 - 36) ÷ 9 = (4 + 4) ÷ 4 = 17 + (36 + 43) = 8 × (3 × 3) = 22 - (94 - 94) = (12 - 9) ÷ 3 = 73 - (32 + 17) = 55 - (39 + 15) = 6 × (2 × 1) = 9 ÷ (5 - 2) = (16 - 10) ÷ 3 = 27 + (7 + 5) = 4 × (6 ÷ 6) = 9 ÷ (7 - 4) =35 ÷ (49 ÷ 7) = (8 - 4) ÷ 4 = (16 - 8) ÷ 1 = 16 + (26 + 34) =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:95 - (37 + 15) = (6 + 2) ÷ 2 = 99 - (57 - 23) = 36 ÷ (1 × 4) = 75 - (23 + 29) = 6 ÷ (2 + 1) = (10 - 4) ÷ 2 = (36 - 28) ÷ 4 = 9 × (3 × 3) = 57 - (51 - 29) = 71 - (71 - 12) = 8 ÷ (8 - 4) = 3 × (12 ÷ 2) = 45 + (79 - 59) = 2 × (56 ÷ 7) = 9 ÷ (6 - 3) = 6 ÷ (1 + 2) = 81 + (30 - 17) = 62 - (77 - 43) = 12 ÷ (1 × 2) = 6 × (48 ÷ 8) = 100 - (30 + 37) = (21 - 15) ÷ 3 = 9 ÷ (5 - 2) = 3 × (3 × 1) = (45 - 36) ÷ 9 = (28 - 24) ÷ 4 = 45 + (9 + 44) = 54 - (66 - 31) = 18 ÷ (6 ÷ 2) = (6 - 3) ÷ 3 = (2 + 4) ÷ 3 = 76 - (28 + 40) = (36 - 32) ÷ 1 = 9 ÷ (1 + 2) = 21 ÷ (1 × 7) = (25 - 20) ÷ 5 = (15 - 6) ÷ 3 = 2 × (3 × 3) = (45 - 36) ÷ 1 = (4 + 4) ÷ 4 = 14 + (3 + 43) = (6 - 2) ÷ 2 =(12 - 10) ÷ 1 =12 ÷ (3 × 2) =8 ÷ (7 - 5) = 25 ÷ (1 × 5) = 11 + (27 + 59) = (24 - 15) ÷ 3 = 72 - (84 - 21) = 49 ÷ (1 × 7) = 9 ÷ (1 × 9) = 3 × (8 ÷ 2) = 7 × (72 ÷ 9) = 30 ÷ (1 × 5) = 31 + (64 + 1) = 16 ÷ (1 × 4) = 17 + (36 + 43) = 84 + (10 + 3) = 5 × (24 ÷ 8) = (12 - 8) ÷ 1 = (18 - 12) ÷ 2 = (14 - 7) ÷ 1 = (63 - 56) ÷ 7 = 21 ÷ (42 ÷ 6) = 36 ÷ (1 × 9) = (8 - 6) ÷ 2 = 6 × (6 ÷ 2) = (6 + 3) ÷ 3 =3 × (3 × 2) = (6 + 2) ÷4 = 57 - (75 - 62) = 5 × (6 ÷ 2) = 49 + (10 + 16) = (2 + 6) ÷ 4 =71 - (80 - 34) = (2 + 4) ÷ 2 = 44 + (23 + 12) = 8 ÷ (6 - 4) = 6 ÷ (8 - 6) = 92 - (60 + 14) = (16 - 8) ÷ 2 = (48 - 42) ÷ 6 = 28 + (51 - 47) = 2 × (16 ÷ 4) = 18 + (15 + 2) = 6 ÷ (4 - 1) =4 ÷ (7 - 5) = 14 + (29 + 27) = 22 + (23 + 30) = 71 - (90 - 39) = 7 × (3 × 1) = (12 - 4) ÷ 4 = 65 + (92 - 89) = 81 ÷ (27 ÷ 3) = (3 + 3) ÷ 2 =79 - (75 - 67) = 4 × (42 ÷ 7) = 4 ÷ (8 ÷ 8) =24 ÷ (9 ÷ 3) =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:6 × (48 ÷ 8) = 71 - (71 - 12) = 36 ÷ (2 × 2) = 92 - (60 + 14) = 52 + (38 - 36) = 45 + (79 - 59) =7 × (18 ÷ 6) = (72 - 64) ÷ 1 = (18 - 9) ÷ 1 = 6 × (48 ÷ 6) = (6 + 3) ÷ 3 = 63 ÷ (56 ÷ 8) = (2 + 6) ÷ 4 = 4 ÷ (1 + 1) = 46 + (63 - 60) = (3 + 3) ÷ 3 = (12 - 9) ÷ 3 = 91 - (62 + 26) = 22 + (100 - 45) = 61 - (66 - 53) = 2 × (2 × 1) = 2 × (3 × 3) = 84 + (10 + 3) = 87 - (21 + 27) = 5 × (2 × 2) = 6 ÷ (5 - 2) = 6 ÷ (2 + 1) = 95 - (37 + 15) = 63 - (86 - 64) = 11 + (27 + 59) = 78 - (23 + 24) = (3 + 6) ÷ 3 = (6 - 2) ÷ 2 = 64 + (52 - 43) = 24 ÷ (9 ÷ 3) = 8 ÷ (4 × 2) = 4 ÷ (6 ÷ 3) = 6 ÷ (7 - 4) = 3 ÷ (4 ÷ 4) = (40 - 32) ÷ 8 = 7 × (27 ÷ 9) = 2 × (56 ÷ 7) = 2 × (2 × 3) =31 + (34 + 23) =2 × (48 ÷ 8) =6 ÷ (3 - 1) = 9 × (8 ÷ 2) = 6 ÷ (7 - 5) =62 + (72 - 68) = 62 - (72 - 41) = 17 + (22 + 19) = 34 + (20 + 14) = (8 - 4) ÷ 4 = 9 ÷ (1 + 2) =81 ÷ (27 ÷ 3) = 37 + (29 + 11) = 4 × (28 ÷ 7) = (6 + 2) ÷ 4 = 6 ÷ (6 - 4) = 7 × (72 ÷ 9) = 51 - (82 - 70) = 6 ÷ (1 + 2) = 5 × (3 × 3) =89 - (87 - 82) = (6 + 2) ÷ 2 = (4 + 2) ÷ 2 = (24 - 18) ÷ 2 = (3 + 3) ÷ 2 = 56 ÷ (1 × 7) = 69 + (55 - 40) = 7 ÷ (1 × 7) = 4 × (12 ÷ 6) = (28 - 24) ÷ 4 = 57 - (77 - 57) = 48 + (69 - 28) = 22 - (94 - 94) = 6 ÷ (1 + 1) = 8 ÷ (8 - 4) =6 ÷ (24 ÷ 8) = 6 ÷ (4 - 1) = 9 ÷ (7 - 4) = 100 - (30 + 37) = 14 + (29 + 27) = 6 ÷ (6 ÷ 6) =18 ÷ (18 ÷ 6) = (2 + 4) ÷ 3 = (15 - 10) ÷ 5 = 6 ÷ (8 - 5) = (10 - 4) ÷ 2 = 81 - (35 - 15) = 22 + (23 + 30) = 9 ÷ (5 - 2) = 7 × (2 × 3) =78 - (21 + 57) = 55 - (33 + 22) = 8 × (5 ÷ 5) =12 ÷ (3 × 2) = 67 + (39 - 26) = 90 - (38 + 52) = (30 - 25) ÷ 1 =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:6 ÷ (7 - 4) = 21 ÷ (42 ÷ 6) = 7 × (2 × 3) = 6 × (2 × 1) = (36 - 32) ÷ 1 = 16 ÷ (1 × 8) = (18 - 16) ÷ 2 = (8 - 6) ÷ 1 = (4 + 4) ÷ 2 = (35 - 28) ÷ 1 = 45 + (79 - 59) = 6 ÷ (2 × 3) = 14 ÷ (1 × 7) = 8 ÷ (1 + 3) = 24 + (32 + 7) = (40 - 32) ÷ 8 = 62 + (61 - 23) = 32 ÷ (4 × 2) = (6 + 2) ÷ 2 = 4 × (28 ÷ 7) = 4 ÷ (1 + 1) = 9 ÷ (7 - 4) = 8 ÷ (4 × 2) = 22 - (94 - 94) = 3 × (49 ÷ 7) = 8 × (3 × 3) = 36 ÷ (1 × 9) = (4 + 2) ÷ 3 = 35 - (98 - 98) = 31 + (64 + 1) = (30 - 25) ÷ 1 = 6 ÷ (3 - 1) = 56 ÷ (1 × 7) = 5 × (6 ÷ 2) = 40 + (37 + 9) = 18 + (28 + 42) = (48 - 40) ÷ 8 = 7 × (18 ÷ 6) = (16 - 12) ÷ 4 = 9 × (2 × 2) = 95 - (37 + 15) = 6 ÷ (9 - 6) = 17 + (22 + 19) =2 × (56 ÷ 7) =8 × (56 ÷ 7) =24 + (64 + 6) = (24 - 15) ÷ 3 = 81 ÷ (27 ÷ 3) = 88 - (31 + 40) = 6 × (2 × 3) = 8 ÷ (8 - 6) =8 ÷ (6 ÷ 6) = 97 - (49 + 41) = (14 - 7) ÷ 7 =8 ÷ (5 - 3) = 65 + (92 - 89) = 100 - (30 + 37) = 16 ÷ (1 × 4) = (8 - 4) ÷ 4 = 71 - (71 - 12) =27 + (66 - 37) = 11 + (18 + 22) = 21 ÷ (1 × 7) =(28 - 24) ÷ 4 = (2 + 6) ÷ 4 = (24 - 21) ÷ 1 = 16 + (28 + 29) = 34 + (64 - 62) = 62 - (72 - 41) =(2 + 6) ÷ 2 = 4 ÷ (7 - 5) = 17 + (36 + 43) =(3 + 3) ÷ 2 = (4 + 2) ÷ 2 = 91 - (66 - 52) = 6 ÷ (6 ÷ 6) = 7 ÷ (1 × 7) = (10 - 6) ÷ 2 =57 - (75 - 62) = (6 - 2) ÷ 2 = 9 ÷ (2 + 1) =3 × (15 ÷ 5) =4 ÷ (8 - 6) = 2 × (2 × 1) =12 ÷ (1 × 2) = 89 - (87 - 82) = 3 × (8 ÷ 2) =6 ÷ (24 ÷ 8) = (15 - 6) ÷ 3 = (12 - 9) ÷ 3 =90 + (59 - 57) = 93 - (48 + 45) = 13 + (28 + 11) = 48 + (80 - 31) = 22 + (35 + 17) = (81 - 72) ÷ 1 = (3 + 3) ÷ 3 = 9 ÷ (5 - 2) = 6 ÷ (2 + 1) =9 × (8 ÷ 2) =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:6 × (48 ÷ 8) = 9 × (8 ÷ 2) = (15 - 10) ÷ 5 = 73 - (51 + 11) =7 × (18 ÷ 6) = 2 × (56 ÷ 7) = 16 ÷ (1 × 4) = 22 + (23 + 30) = 2 × (3 × 3) = 12 ÷ (1 × 2) = 17 + (36 + 43) =9 × (45 ÷ 5) = (6 + 3) ÷ 3 = 48 + (80 - 31) = 4 ÷ (5 - 3) = (6 - 2) ÷ 2 = 2 × (21 ÷ 3) = 35 ÷ (10 ÷ 2) = 5 × (30 ÷ 5) = 53 + (90 - 75) = 6 ÷ (7 - 5) = 7 × (72 ÷ 9) = 95 - (37 - 18) = (40 - 32) ÷ 8 = 25 ÷ (1 × 5) = 4 × (28 ÷ 7) = 14 + (29 + 27) = 81 ÷ (27 ÷ 3) = (20 - 16) ÷ 4 = 11 + (18 + 22) = 34 + (64 - 62) = 14 ÷ (6 ÷ 3) = 9 ÷ (4 - 1) = 17 + (34 + 11) = (36 - 32) ÷ 1 = 95 - (37 + 15) = 44 + (5 + 32) = 6 ÷ (24 ÷ 8) = 42 ÷ (1 × 7) = 90 + (59 - 57) = 6 ÷ (7 - 4) = 28 ÷ (1 × 7) = 11 + (27 + 59) =(27 - 18) ÷ 9 =63 + (2 + 18) =36 ÷ (1 × 4) = (3 + 6) ÷ 3 = 6 ÷ (10 ÷ 5) = (15 - 6) ÷ 3 = 9 ÷ (5 - 2) = 5 × (24 ÷ 3) = 92 - (60 + 14) = 99 - (57 - 23) = 28 ÷ (36 ÷ 9) = 100 - (30 + 37) = (6 + 2) ÷ 2 = 23 + (53 + 17) = 72 + (69 - 68) = 89 - (52 + 30) = 6 ÷ (6 - 4) =9 ÷ (6 ÷ 2) = 15 ÷ (1 × 5) = 45 + (79 - 59) = (63 - 56) ÷ 7 = 89 - (87 - 82) = (16 - 8) ÷ 4 =6 × (3 × 3) = 39 + (32 + 26) = 84 + (10 + 3) = 31 + (64 + 1) = 34 + (2 + 25) = 5 ÷ (1 × 5) =5 × (28 ÷ 7) = 62 - (77 - 43) = 24 ÷ (1 × 8) = (12 - 9) ÷ 1 = 9 ÷ (7 - 4) = (3 + 3) ÷ 3 = (63 - 56) ÷ 1 = 31 + (34 + 23) = 5 × (6 ÷ 2) =71 - (71 - 12) = 8 ÷ (4 × 2) = 19 + (55 + 16) = 22 - (94 - 94) = 6 ÷ (5 - 3) = 8 ÷ (3 + 1) =5 × (12 ÷ 4) = 8 ÷ (2 + 2) = 87 - (67 + 20) = (2 + 4) ÷ 2 = 24 + (82 - 35) = 20 ÷ (2 × 2) = (24 - 15) ÷ 3 = 54 + (30 - 28) =6 ÷ (2 + 1) = (4 + 4) ÷ 2 = 3 × (3 × 2) = 9 ÷ (2 + 1) = (21 - 15) ÷ 2 =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:(2 + 4) ÷ 3 = 18 ÷ (2 × 3) = (48 - 40) ÷ 8 = 9 ÷ (1 + 2) = (12 - 10) ÷ 1 = 71 - (32 + 14) = (18 - 16) ÷ 1 = 24 ÷ (9 ÷ 3) = 16 ÷ (1 × 8) = 8 × (10 ÷ 2) = 21 ÷ (1 × 7) = 84 + (10 + 3) = (4 + 4) ÷ 4 = 54 + (59 - 30) = (2 + 6) ÷ 2 = 81 ÷ (27 ÷ 3) = 6 ÷ (6 ÷ 6) = (16 - 12) ÷ 2 = 17 + (36 + 43) = 6 × (2 × 1) = 12 ÷ (3 × 2) = 87 - (67 + 20) = (6 + 2) ÷ 4 = 9 × (16 ÷ 4) = (15 - 10) ÷ 5 = 6 ÷ (1 + 2) = 22 + (16 + 40) = 4 × (2 × 1) = 32 ÷ (24 ÷ 3) = (28 - 24) ÷ 4 = 16 ÷ (1 × 4) = (14 - 10) ÷ 2 = 22 + (100 - 45) = (3 + 6) ÷ 3 = 3 × (8 ÷ 2) = 22 - (94 - 94) = 7 ÷ (1 × 7) = 8 ÷ (9 - 5) = 19 + (4 + 9) = (4 + 2) ÷ 2 = 15 + (31 + 31) = 48 + (80 - 31) = 78 + (84 - 64) =4 ÷ (8 - 6) =45 ÷ (10 ÷ 2) =65 + (92 - 89) = 8 × (2 × 3) = 90 + (59 - 57) = 6 × (32 ÷ 8) = 100 - (33 + 42) = 8 × (18 ÷ 6) = 36 ÷ (3 × 2) = 3 × (3 × 1) = 40 ÷ (40 ÷ 5) = 56 ÷ (1 × 7) = 7 ÷ (2 ÷ 2) = 72 ÷ (1 × 8) = (36 - 32) ÷ 1 = 4 × (28 ÷ 7) = (24 - 15) ÷ 3 = 6 ÷ (6 - 4) = 12 ÷ (28 ÷ 7) = 99 - (57 - 23) = (21 - 15) ÷ 3 = (3 + 3) ÷ 2 = (6 + 2) ÷ 2 = 12 ÷ (1 × 2) = 9 × (8 ÷ 2) = 14 ÷ (1 × 7) = 14 ÷ (1 × 2) = 6 ÷ (2 × 3) = 91 - (91 - 58) = 5 × (6 ÷ 2) = 34 + (64 - 62) = (12 - 9) ÷ 1 = 9 × (3 × 2) = 24 + (32 + 7) = 6 ÷ (7 - 4) =2 × (14 ÷ 2) = 16 + (33 + 51) = 66 + (29 - 20) = 26 + (18 + 11) = (16 - 12) ÷4 = 2 × (3 × 3) = (40 - 35) ÷5 = 63 ÷ (3 × 3) = 95 - (37 + 15) = 7 × (2 × 3) = 5 × (28 ÷ 7) = 9 ÷ (7 - 4) =31 + (34 + 23) = 42 ÷ (1 × 7) = 62 - (72 - 41) = 11 + (27 + 59) = 6 ÷ (24 ÷ 8) = 6 ÷ (9 - 6) =30 ÷ (1 × 5) = 16 ÷ (12 ÷ 6) = 6 ÷ (1 + 1) = 66 - (85 - 37) =月 日 姓名:分秒练习范围：带括号的混合运算 题数：100成绩:90 + (59 - 57) = 57 - (75 - 62) = (28 - 24) ÷ 4 = 6 ÷ (4 - 1) = 63 ÷ (1 × 9) = 62 - (72 - 41) = 20 + (18 + 20) = 36 ÷ (28 ÷ 7) = 42 ÷ (3 × 2) = (12 - 6) ÷ 3 = 2 × (21 ÷ 3) = 8 ÷ (1 + 3) = 8 ÷ (3 + 1) = 16 ÷ (1 × 4) = 71 - (71 - 12) = 30 + (76 - 23) = 89 + (73 - 62) = 57 - (51 - 29) = 48 - (90 - 78) = (40 - 32) ÷ 8 = 42 ÷ (1 × 7) = 4 ÷ (4 - 2) = (3 + 6) ÷ 3 = 31 + (34 + 23) = (16 - 12) ÷ 2 = 8 ÷ (2 + 2) = 99 - (57 - 23) = 9 ÷ (1 + 2) = 30 ÷ (1 × 5) = (24 - 16) ÷ 8 = 81 ÷ (1 × 9) = 24 + (32 + 7) = 36 + (75 - 66) = 32 ÷ (2 × 2) = (6 + 2) ÷ 2 = 29 + (5 + 66) = 9 × (8 ÷ 2) = 7 ÷ (1 × 7) = 12 ÷ (2 × 3) = 14 ÷ (1 × 7) = 6 × (48 ÷ 6) = 95 - (37 + 15) = 87 - (67 + 20) =81 ÷ (27 ÷ 3) =6 × (72 ÷ 9) =89 - (87 - 82) = 20 + (18 + 58) =5 × (54 ÷ 6) =6 ÷ (7 - 4) = 6 ÷ (5 - 3) =(36 - 32) ÷ 1 =8 ÷ (7 ÷ 7) =(3 + 3) ÷ 2 =6 ÷ (2 + 1) =54 + (93 - 77) =9 ÷ (21 ÷ 7) =(2 + 2) ÷ 2 =2 × (3 × 3) = 7 × (3 × 1) = 7 × (72 ÷ 9) =9 ÷ (5 - 2) = (12 - 9) ÷ 1 = 22 + (100 - 45) = 14 + (29 + 27) = (30 - 25) ÷ 1 = 12 ÷ (3 × 2) =6 × (6 ÷ 6) = 31 - (44 - 27) = 9 ÷ (7 - 4) =45 + (79 - 59) = (2 + 6) ÷ 4 = 8 ÷ (4 × 2) =17 + (36 + 43) = (15 - 10) ÷ 5 = 54 ÷ (36 ÷ 4) = 24 + (64 + 6) = 62 - (77 - 43) = (3 + 3) ÷ 3 =8 × (3 × 3) = 23 + (89 - 40) = 4 × (30 ÷ 6) = (2 + 4) ÷ 2 = 24 ÷ (2 × 4) = 21 ÷ (1 × 7) =8 × (15 ÷ 3) = 92 - (60 + 14) = 24 ÷ (9 ÷ 3) = 98 - (79 - 46) = (8 - 4) ÷ 4 = (21 - 15) ÷ 3 = (4 + 2) ÷ 2 = 22 + (23 + 30) = 64 + (58 - 27) = 6 × (48 ÷ 8) = 5 × (28 ÷ 7) = 98 - (49 + 17) = 5 × (2 × 1) = 11 + (18 + 22) = 3 × (36 ÷ 9) = 16 ÷ (1 × 2) =。

二年级下册数学口算混合运算题
在二年级的下学期，学生将接触到更加复杂的数学口算混合运算题，这对于他们来说是一个挑战和机会。

通过解决这些混合运算题，学生能够培养数学思维能力和逻辑思维能力，提高他们的数学技能和计算速度。

本文将展示一些二年级下册数学口算混合运算题的例子。

1.加法与减法组合题：
1.12 + 5 - 3 =
2.17 + 8 - 6 =
3.14 + 3 - 5 =
4.19 + 7 - 4 =
5.25 + 9 - 8 =
2.减法与加法组合题：
1.18 - 6 + 4 =
2.23 - 8 + 5 =
3.16 - 4 + 6 =
4.20 - 5 + 3 =
5.27 - 9 + 7 =
3.乘法与加法组合题：
1. 3 × 4 + 5 =
2. 2 × 7 + 6 =
3. 4 × 3 + 2 =
4. 5 × 4 + 3 =
5. 6 × 2 + 4 =
4.乘法与减法组合题：
1.9 × 2 - 3 =
2.8 × 3 - 4 =
3.7 × 2 - 1 =
4. 6 × 4 - 2 =
5. 5 × 3 - 1 =
这些混合运算题旨在帮助学生培养解决问题的能力，提高他们的逻辑思维和数学运算技能。

通过不断练习，学生可以更加熟练地解决各种类型的数学口算混合运算题，为未来的数学学习打下良好的基础。

愿每位学生在数学学习中取得更进一步的进步！。

二年级下册数学口算题卡混合运算一、混合运算的运算顺序1. 在没有括号的算式里，如果只有加、减法或者只有乘、除法，都要从左到右按顺序计算。

例如：25 + 13 18解析：这道题只有加法和减法，按照从左到右的顺序计算。

先算25+13 = 38，再算38 18=20。

又如：48÷6×2解析：这道题只有除法和乘法，从左到右计算。

先算48÷6 = 8，再算8×2 = 16。

2. 在没有括号的算式里，如果既有乘、除法又有加、减法，要先算乘、除法，后算加、减法。

例如：36+4×5解析：这道题既有加法又有乘法，根据运算顺序，先算乘法4×5 = 20，再算加法36+20 = 56。

再如：50 18÷2解析：这道题既有减法又有除法，先算除法18÷2 = 9，再算减法50 9 = 41。

3. 算式里有括号的，要先算括号里面的。

例如：(25 + 13)÷6解析：这道题有括号，先算括号里的加法25+13 = 38，再算除法38÷6 = 6·s·s2。

又如：4×(9 5)解析：先算括号里的减法9 5 = 4，再算乘法4×4 = 16。

二、口算题示例1. 简单的同级运算12+13 5解析：按照从左到右顺序，先算12 + 13=25，再算25 5 = 20。

36÷4×3解析：从左到右，先算36÷4 = 9，再算9×3 = 27。

2. 不同级运算24+4×3解析：先算乘法4×3 = 12，再算加法24+12 = 36。

56 7×4解析：先算乘法7×4 = 28，再算减法56 28 = 28。

3. 有括号的运算(15+9)÷6解析：先算括号里的15 + 9 = 24，再算除法24÷6 = 4。

8×(7 3)解析：先算括号里的7 3 = 4，再算乘法8×4 = 32。

二年级下册混合口算脱式计算一、混合运算的运算顺序。

1. 在没有括号的算式里。

- 如果只有加、减法或者只有乘、除法，都要从左往右按顺序计算。

- 例如：- 口算：25 + 13 - 18，先算25+13 = 38，再算38 - 18 = 20。

- 脱式计算：- 36÷6×3- 先算除法：36÷6 = 6；- 再算乘法：6×3 = 18。

2. 在没有括号的算式里，如果既有乘、除法又有加、减法。

- 要先算乘除法，后算加减法。

- 例如：- 口算：24+4×5，先算乘法4×5 = 20，再算加法24+20 = 44。

- 脱式计算：- 25+7×3- 先算乘法：7×3 = 21；- 再算加法：25+21 = 46。

3. 算式有括号。

- 要先算括号里面的，再算括号外面的。

- 例如：- 口算：(30 - 18)÷3，先算括号里30 - 18 = 12，再算除法12÷3 = 4。

- 脱式计算：- (42 - 35)×6- 先算括号里：42 - 35 = 7；- 再算括号外：7×6 = 42。

二、混合口算练习。

1. 简单的一步计算。

- 12+3 =- 18 - 5 =- 4×5 =- 24÷6 =2. 两步混合口算（无括号，先乘除后加减）- 15+3×4- 先算乘法：3×4 = 12，再算加法：15+12 = 27。

- 20 - 4×2- 先算乘法：4×2 = 8，再算减法：20 - 8 = 12。

- 18÷3+5- 先算除法：18÷3 = 6，再算加法：6+5 = 11。

3. 两步混合口算（有括号）- (12+6)÷3- 先算括号里：12+6 = 18，再算除法：18÷3 = 6。

- (20 - 10)×2- 先算括号里：20 - 10 = 10，再算乘法：10×2 = 20。

16－2×7＝91＋85－26＝50＋2×8＝2+9×8＝

3×8×8＝90－81＋2＝20÷5＋37＝14＋11－25＝9+5×5＝96－2×4＝51－30＋5＝8×6＋79＝19＋6×6＝5×6＋82＝36＋69－16＝4×24÷4＝5×70÷10＝25÷5×9＝93－7×4＝77＋66－49＝4×7×7＝80＋5×7＝7+90÷9＝63－16＋16＝45＋91＋29＝72－25÷5＝95－57＋44＝9×40÷10＝73＋24÷3＝60÷10＋99＝5×16÷8＝60÷6＋29＝46＋91＋80＝96－44＋68＝4×7＋98＝51＋37－59＝71－9－48＝4×4×2＝43＋58－67＝6×4－19＝4＋4×8＝8×27÷9＝93－22＋34＝5×4×7＝22＋32＋97＝76＋57－79＝47－3×2＝28÷4＋83＝4×6－11＝34＋4×4＝8×4－22＝97－7－66＝

小学二年级数学混合运算口算练习题 姓名： 月 日 分 秒 对 题

第 1 页小学二年级数学混合运算口算练习题 姓名： 月 日 分 秒 对 题70÷10×5＝9×36÷9＝16÷1÷8＝90＋9×7＝9×4－10＝36÷9＋69＝59＋74－70＝92－6×2＝6×6×3＝24－5÷5＝89－76－11＝168÷3÷7＝8×5＋45＝96－2×3＝36÷9×5＝13＋8×8＝3×4×9＝35÷5＋31＝99－9÷3＝42÷6－4＝42÷6×2＝20÷5－3＝74＋31－16＝79－38＋40＝9×9－61＝60＋72÷8＝6×4＋61＝10－63÷9＝70－3＋13＝13＋71＋38＝62＋86＋70＝115－9×5＝47－11－21＝18－63÷7＝28＋30＋94＝21－2×3＝432÷8÷9＝53－37－4＝3×7＋68＝62－4×4＝30÷5＋58＝75＋5×3＝29＋9×2＝24÷6x4＝

108÷3÷4＝74－8×7＝59－30÷10＝8×5－14＝