怎样算简便就怎样算①9.5﹣9.5×(9.5﹣9.5)÷9.5②12.5×4×0.25×80③45.893﹣(3.7+25.893)④20﹣[8.07+(7.54﹣3.86)].
简便计算.①0.8×7.7+2.3×0.8 ②36×10.1.
用简便方法计算.37+125+63+175 75×56﹣56×28 8×(29×l25) 156×l0l﹣156.
用简便方法计算0.33×0.5×4 6.3×2.3+7.7×6.3 1.25×0.9×0.8 5.8×100.1.
125×0.32×2.5.