32.7-5.3-3.7 125×23-15×125 25×11×1.6
(-+)×18 (-)×7-28÷29 ×3.7+0.56×1.25-×12.5%
0.75 60% (小数) (分数) (百分数)
×60%-×12.5% 72÷80%-100×75%
15×+70%×36+49×0.7 ÷60%×
125%×3.2×25% 87.5%×16-(12×75%-4)