(完整word版)小学数学六年级总复习简便运算,简便运算练习题
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小学数学六年级总复习简便运算练习题
能简算的要简算
(32 X 1 + 17) - 1
4 12 18 X 9 + 7 X 9 + 25 125 16 9
16
63 (9 4
21 5 1 1、 3 16
( )] 8 2 3 4 23 6 5 10 5
0.77 + 0.33 = 5 — 1.4 — 1.6 = 80 X
0.125= 7 — 3X7 =
10 — 2.65 = 9 X 0.08 = 24 — 0.4 = 67.5 + 0.25 =
1125—997 998+1246 4 3 +3.2 + 5了 +6.8 2 2 2
12 5 — (1 了 +2§ )
400— 125—
8 25 X( 37X 8) C1 —6 ) X 12 4 13
34 X (2 + 31) 125 X 8.8 4.35 + 4.25 + 3.65 + 3.75 3.4 X 99+ 3.4
5 3 5 7 15 2
17.15 — 8.47 — 1.53 17 6
- —- -46 9 十25 +H X9
X 11— 187.7 43 £X^+ 57.125 X- — 0.5
4 5 3 3 3 12 ■ n 1 3
15X (7 -14-4) 2.42 十 4 +4.58 X — 4- 3 2 X 6.6 + 2.5 X
(15+ 25)X 2 3700 — 2185 — 815 12X 25 28 X 25 125X( 8+ 4)
32 + 144+ 68 + 56 2847 — 14X 4X 25X
1 60 X( 15+ 500) 435+1999
8 X( 125 + 9) 46 X 18+ 54 X 18 (400 + 16)X 5 170 X 4+ 80 X 4 103X 56 0.125 X 0.25 X 32 22.3
—2.45 — 5.3 — 4.55
(
4.25 — 3 & — (2 & — 14) 187.7
13 X 68+ 13X 32 (2 + 4)X 15 5X( 20+ 6) 8X 23+ 8 X 27 9X 6 + 4X 9
99 X 14 75X 99+ 75 102X 36 49X 80+ 80 430-216-184 67X9+33X9
13X 8)X 125 20X( 17X 5) 14 X 20X 5 276X 38+ 276X 62 102X 26
25X( 40X 32) 5X 7)X 80 8X 14X 125X 6 16X 25X 5X 4 25X 13X 4
2843-598 4X 8X 25X 125 259+ 468+ 741+ 532 36X 25
12X15+12X35 31 X 128-28X 31 25+ 250)X 4 125X 125)X
六年级数学总复习简便计算练习题
一、口算。 ( 10 分)
10 — 2.65 = 0- 3.8= 9X 0.08 = 24 - 0.4 = 67.5 + 0.25= 6+ 14.4=
0.77+ 0.33= 5—1.4—1.6=80X0.125= -3X =
、用简便方法计算下面各题。
1125—997 998+1246 4 +3.2+ 5 +6.8 12 — (1 +2 ) 400 - 125 - 8 25X( 37X 8) ( - )X 12 1 X 2 X
1178 — 613 — 123 4.6+325 +635 +5.4 2.8+549 +7.2+359 445 —(245 +512 )
237 +359 —337 +149 +147 0.75+58 +14 +0.375 5-21417 -1317
45 + 945 +9945 +99945 +999945 4831516 -456 956 X 4.25+414 - 6 0.625 X 0.5+58 +12 X 62.5%
3138 X 72513 - 3138 1645 +(247 -1.8) 2.5 X (910 +910 +910 +910 ) 22 X 34 +25 X 75%-7 X 0.75
34X (2+ ) 125X 8.8 4.35 +4.25+3.65+3.75 3.4X 99+3.4
17.15-8.47-1.53 17 -3 -4
0.125X 0.25X 32 22.3 - 2.45- 5.3 - 4.55 ( + + )X 72
4.25- 3 - (2 - 1 ) 1 87.7 X 1 1 - 187.7 43 X +57.125X -0.5
3415 X (57 — 314 - 34 ) 2.42 - +4.58 X — 4 -3 212 X 6.6+2.5X 635
438 +2.25+558 +734 725 +457 +235 53611 — 1647 +16511
0.25X 63.5—14 X1312 6715 X 2.5-212 X4715 389 +3.125+119 +178 1125-996 (111+999) - [56 X (37 -38 )49.5 X 1035 -(50-12 ) X 0.6 711 X 41419 +5519 - 147 +711
45X (79 +415 -0.6) 897X 38 -37.5%+104X 0.375 314 X (538 -5.375)
3.5 X 114 +1.25 X 2710 +3.8 - 45 71 X 99 3755+2996 8439+1001
446+295 888+999 72X 156-56 X 72 25X 32X 125 709X 99+709
14. 0.25 X 48 2.5 X 37 0.4 X 213299X 101 563X 999 212X 6.6+2.5 X 635
75.3 X 99+75.3 4.6 X 3.7+54 X 0.37 0.125 X 34+18X 8.25+12.5%
8.37-3.25-(1.37+1.75) 2100 - 20 1178 — 613 — 123 15314 — 4.25 — 534
19.82 —6.57 —3.43 4.6+325+635+5.4 438+2.25+558+734 9.63 - 2.5 - 4 6 - 0.25
235 - 135- 18 35 X 153 -0.6X 53 (45 +14 )- 73 +710