(完整版)小学六年级解比例及解方程练习题
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解方程及解比例练习题
解比例:
x:10=-:- 0.4:x=1.2:2 12 =3
4 3 2.4 x
1 1 1 — ・NX 0.8:4=x:8 -:x=3:12
2 5 4 4
2=8
9 x1.25:0.25=x:1.6 36 54 x:24= 3 : 1 8:x= 4 : 3 §V=x:
4 3 5 • 4 8 6 丄
12 X: 3=6:25 竺=_6_
x 2.2 45:x=18:26
2.8:4.2=x:9.6 1 1 1 :x=:- 10 8 4 2.8:4.2=x:9.6 1.5
x
11: 4=25
12 : 5= 36
4.6 = 8
0.2 = x
解方程
70%X + 20%X = 3.6
XX 3=20X 1
5 4 25% + 10X = X - 15%X = 68
X+ 3X= 121 5X -3X —=- -X- 1 = 12
8 21 7 3 4
7 4 0. 6 : 4=2.4 : x 0.6
~V2
1 0.7 : 2
10 : 50= x : 40 1.3 : x = 5.2 : 20 x : 3.6 = 6 : 18
1 1 16 . _ _
3 : 20= 9 8= 64 3X 1 3
4 4 8
2 13
5 X- 3 X=10 4 x
3 2 1 -X— 21 X 2 =4 x20 10 3 4 6X+ 5 =13.4 3X=
X- 2丄
7 16 4X 6X 2 =2 3
12
~5 25
72
X-鼻 =26 X 13
35 45 25 4 x — 3 X 9 = 29 1x+6x=4
2( x 2.6) 8 3X 1 3
4 4 8
2 13
5 X- 3 X=10 4 x
6X+ 5 =13.46 = 38 .4 15
X+3 X=18 X
5X£ 19
2 1 2X-丄=12 3 4
6 _ 26 亠 13
- ・
35 45 25
4+0.7X=102 空X, X
21 15
3X=25
5 72
X-0.25二 1
4
2 1 -X+- X=42 X+
3 2 8X=1 X 少
9 6 51
-=30% 4
3 X- 3 X=400 8 X-0.125X=8
1 3 13
X( 6 + 8)=d 1
丄 X=105
4
36 =3
X 4
x -0.375x=-
6 xx 2+l=4x -
3 2 8
5 X — 2.4 x 5 = 8
3
0.36 x 5- x = 4
3 (x- 4.5) = 7 2 x- 25%x = 10
x- 0.8x = 16+6 20 x -8.5= 1.5 x- 4 x -4= 21
X+ 25%X=90 3
-3 X= 2 x=9 7 4
2
2X + 5 = 70%X + 20%X = 3.6 X 3 1 x-=20x - 5 4 3
4x — 3 x 9 = 29
25% + 10X = 4 5 X - 15%X = 68 X + -X= 121 8
5X— 3X 5 = 5 21 7 -X- 1 = 12 6X + 5 =13.4 3 4
3X 1 3 3X= 3 X 亠2- . ■ _ 7
8 7 16
X+ - X=3 8 4 2 4X — 6X 2=2 3 12 3
~5 + X=10
£=空*昱
35 45 25
3 2 -X— 21 x -=4 10 3
1 x -x 20 4
2(x 2.6) 8 6X + 5 —13.4
2 1 3
15
X- - X- _ 4 X— 6 = 38 5X— 5 3 10 19
8 X-4 X .4_15 ———
2 1 2X--—12
21 15 5 28 3 4
3x-25
8X—1 ‘ 16 X 亠6 —26亠13
5 72 9 6 51 35 45 25
X-0.25- 1
X—30% 4+0.7X—102
4 4
2 1 2X+2X=42 X+ 1 -X—105 X- 3 3 X—400
3 2 4 8
X-0.125X=8 36 X+ 3 X=18
13
12 x — 0.375x=-
6 x x ?+l=4x 2
3 2 8
X- -X= 12 7 5 X — 2.4 x 5 = 8 0.36
3 (x- 4.5) = 7 1 x- 25%x = 10 X + 25%X=90
x- 0.8x = 16+6 4 20 x — 8.5= 1.5 x- x -4= 21 5