竖式计算 5.71×2.08 0.576÷0.48 4.375÷3.5 1.25×3.56.
怎样简便就怎样算.(1)8×6.05﹣8×3.05 (2)10.15﹣10.08÷1.4(3)101×0.42 (4)1.08÷4.5÷0.2 (5)1.5×30.2﹣7.26÷0.4.
脱式计算:(7.5+2.5)×0.25 475÷25÷4 5.4÷18+12999×1999+999 2.25×1.8+17.5×0.18 [1﹣(+)]×36.
25×0.4+1.69÷1.3 17.8×0.8+17.8×0.2 10.1×9.8.
能简算的用简便方法算.2.5×3.4×0.4 8.24﹣2.68﹣1.32 6.5×2.3+6.5×6.7+6.57.8÷0.25÷4 1.37×99 2.5×32×1.25.
能简算的用简便方法算.9.28+1.82÷0.7 (71.2﹣71.2×0.9)÷0.25 6.5×2.3+6.5×6.7+6.57.8÷0.25÷4 1.37×99+1.37 4.8×6.2﹣12.4.