解方程和百分数小数混合运算练习题(2)

125%x -x =28 (1+40%)x =98

78%x +45=84 80%x +12=40

x -20%x =16 60%x -25=40

(1-10%)x =180 2x +30%x =9.2

25%×12.5%÷321 247÷[6

5

×(87.5%-37.5%)]

137×254+2518×134 [2-(25%+37.5%)]×11

6

570×57056999 103×[(4

3

-50%)×80%]

[)94×43(61

+]÷85 7-(

125÷2561-)×3

2 1115