脱式计算(能简便的要简便).8.8×12.5×0.70.64×0.25×1.25×506.42×13.51+13.51×3.586.75×87.12-77.12×6.7516-3.12×1.512.8+7.2×0.38.15×(12.75-8.95)5.62×3.1-2.1×1.385.23×0.76+52.3×0.02496.51×3.1+3.1×4.59-3.1.
脱式计算(能简便的要简便).
8.8×12.5×0.70.64×0.25×1.25×506.42×13.51+13.51×3.586.75×87.12-77.12×6.7516-3.12×1.512.8+7.2×0.38.15×(12.75-8.95)5.62×3.1-2.1×1.385.23×0.76+52.3×0.02496.51×3.1+3.1×4.59-3.1.