直接写出得数.23+4.7= 10﹣2.3= 0.6﹣0.23= 0.55+0.45= 0.06×0.7=7.5×4= 2.3×4×0= 16÷32= 3.5÷5= 0.125×80=
计算下面各题,能简算的要简算. 12.5×16×0.5 4.8÷0.16÷0.3 48.7﹣32.76÷8.4 0.57×102.
灵活计算,能简便计算的要简算 3.4×5.9+5.9×6.654+99×99+45﹣(+)
递等式计算,能简算的要简算: 9.7﹣22.78÷3.41.05÷0.7+18.90.4×5÷0.4×5 21÷0.25÷0.40.125×32×0.2582.2×9.9.
脱式计算(能简算的要简算,没简算的不给分). 1.6×55.4﹣55.4×0.6﹣55.4 17.68÷5.2+2.7×1.5 4.8×0.25.
计算,能简算的要简算. 3.25×0.45+6.75×0.45 7.5×102 5.64÷0.125÷8 26.9×0.48÷2.695.4×2.5×0.739.5×99+39.5.