能简算的要简算:①9.1﹣1.2÷6﹣6.24 ②4.7×10.2 ③0.88×4.9+0.88×5.1④2.5×8×0.4×0.125 ⑤(5.63﹣1.88)×0.2 ⑥0.25×43.7×4.
计算:(能简便的就用简便方法计算) (1)(﹣)×(+)(2)95.6×18﹣95×8 (3)(﹣0.005×700)÷(4)[2﹣(﹣0.5)÷]×.
简便计算 (1)35×(﹣)(2)12×(0.25﹣)(3)28x0.36+280×0.064(4)13×0.25+5÷4.
.
计算(能简算的要写出简算过程) ①7968﹣2968÷28×27②5.47﹣3+3.63﹣2③(8.8﹣23.4×)÷ ④⑤12.5×2.5×12×⑥[1.6﹣()×]÷.
87×+12÷+40%