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1、1 人教版六年级解方程及解比例练习题 解比例: x:10= 4 1 : 3 1 0.4:x=1.2:2 4 .2 12 = x 3 2 1 : 5 1 = 4 1 :x 0.8:4=x:8 4 3 :x=3:12 1.25:0.25=x:1.6 9 2 = x 8 x 36 = 3 54 x: 3 2 =6: 25 24 x 5 .4 = 2 .2 6 45:x=18:26 2.8:4.2=x:9.6 10 1 :x= 8 1 : 4 1 2.8:4.2=x:9.6 x:24= 4 3 : 3 1 8:x= 5 4 : 4 3 8 5 : 6 1 =x: 12 1 0642.4 x6x1 5
2、1 3 0.6 12 1.5 x 2 3 4 1 2x 4 5 11 12 4 5 25 36 x x 1 140.7 1 2 1050 x401.3x5.220 x3.6618 1 3 1 20 16 9 x 4.6 0.2 8 x 3 8 x 64 解方程 X 2 7 X=4 3 2X + 2 5 = 3 5 70%X + 20%X = 3.6 X 5 3 =20 4 1 25% + 10X = 5 4 X - 15%X = 68 X 8 3 X121 5X3 21 5 7 5 3 2 X 4 1 12 6X5 =13.4 8 3 4 1 4 3 X 3X= 8 3 3 X 7 2 = 1
3、6 7 X 8 7 X= 4 3 4X6 3 2 =2 12 5 X= 3 10 5 3 X = 72 25 9 8 X = 6 1 51 16 X 35 6 = 45 26 25 13 4x3 9 = 29 2 1 x + 6 1 x = 4 10 3 X21 3 2 =4 20 4 1 xx8)6.2(2 x 6X5 =13.4 2 5 X- 1 3 X= 3 10 4638 5X= 19 15 21 8 X= 15 4 X 5 4 = 28 15 3 2 X 4 1 =12 5 3 X= 72 25 9 8 X= 6 1 51 16 4 X 35 6 = 45 26 25 13 X-0.
4、25= 4 1 4 X =30% 4+0.7X=102 3 2 X+ 2 1 X=42 X+ 4 1 X=105 X- 8 3 X=400 X-0.125X=8 X 36 = 4 3 X+ 3 7 X=18 X ( 1 6 + 3 8 )= 13 12 x0.375x= 6 5 x 3 2 + 2 1 =4 8 3 X 7 3 X12 5 X 2.458 0.365- 3 4 x = 3 5 2 3 (x- 4.5) = 7 1 2 x- 25%x = 10 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 4 5 x -4= 21 5 X25%X=90 X 3 7 X= 8 9
5、 X 2 7 X=4 3 2X + 2 5 = 3 5 70%X + 20%X = 3.6 X 5 3 =20 4 1 25% + 10X = 5 4 X - 15%X = 68 X 8 3 X121 5X3 21 5 7 5 3 2 X 4 1 12 6X5 =13.4 8 3 4 1 4 3 X 3X= 8 3 X 7 2 = 16 7 X 8 7 X=4 3 4X6 3 2 =2 12 5 X= 3 10 6 5 3 X = 72 25 9 8 X = 6 1 51 16 X 35 6 = 45 26 25 13 4x3 9 = 29 2 1 x + 6 1 x = 4 10 3 X21
6、 3 2 =4 20 4 1 xx8)6.2(2 x 6X5 =13.4 2 5 X- 1 3 X= 3 10 4 638 5X= 19 15 21 8 X= 15 4 X 5 4 = 28 15 3 2 X 4 1 =12 5 3 X= 72 25 9 8 X= 6 1 51 16 X 35 6 = 45 26 25 13 7 X-0.25= 4 1 4 X =30% 4+0.7X=102 3 2 X+ 2 1 X=42 X+ 4 1 X=105 X- 8 3 X=400 X-0.125X=8 X 36 = 4 3 X+ 3 7 X=18 X( 1 6 + 3 8 )= 13 12 x 0.
7、375x= 6 5 x 3 2 + 2 1 =4 8 3 X 7 3 X12 5 X2.458 0.365- 3 4 x = 3 5 2 3 (x- 4.5) = 7 1 2 x- 25%x = 10 X 25%X=90 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 4 5 x -4= 21 8 X 3 7 X= 8 9 X 2 7 X= 4 3 2X + 2 5 = 3 5 70%X + 20%X = 3.6X 5 3 =20 4 1 25% + 10X = 5 4 X - 15%X = 68X 8 3 X121 5X3 21 5 7 5 8 3 4 1 4 3 X 3X=
8、 8 3 X 7 2 = 16 7 X 8 7 X=4 3 4X6 3 2 =2 12 5 X= 3 10 5 3 X = 72 25 9 8 X = 6 1 51 16 X 35 6 = 45 26 25 13 4x3 9 = 29 2 1 x + 6 1 x = 4 9 10 3 X21 3 2 =4 20 4 1 xx8)6 .2(2 x 6X5 =13.4 2 5 X- 1 3 X= 3 10 4 638 5X= 19 15 21 8 X= 15 4 X 5 4 = 28 15 3 2 X 4 1 =12 5 3 X= 72 25 9 8 X= 6 1 51 16 X 35 6 = 45 26 25 13 X-0.25= 4 1 4 X =30% 4+0.7X=102 3 2 X+ 2 1 X=42 X+ 4 1 X=105 10 X- 8 3 X=400 X-0.125X=8 X 36 = 4 3 X+ 3 7 X=18 X ( 1 6 + 3 8 )= 13 12 x 0.375x= 6 5 x 3 2 + 2 1 =4 8 3 X 7 3 X12 5 X2.4 58 0.365- 3 4 x = 3 5 2 3 (x- 4.5) = 7 1 2 x- 25%x = 10 x- 0.8x = 16+6 20 x 8.5= 1.5 x- 4 5 x -4= 21
