脱式计算，能简算的要简算．
7.32﹣（3.8+1.32）            95.6×18﹣×8             （1﹣×）÷   
1.5÷〔1.2﹣（0.4+0.5）〕        0.125×2+6.6÷8﹣12.5%         6.7×0.25+9.3÷4．