- 列综合算式解答.(1)7.8与12.5的积比9.85除以0.5的商多多少?(2)一个数的5倍是3.15,用这个数乘4.8与1.25的差,结果是多少?
- (2+0.6-2+0.6)×0.6=0.______.(判断对错)
- 怎样简便怎样算.7.28-(0.8+3.28)3.15+1.83+6.85+2.1713.86-2.9913.92-(3.92-2.74)2.72-3.98+5.28-2.020.27-4.9+4.83+2.9.
- 用喜欢的方法计算下面各题.6.2×2.1-2.15.12+2.54+4.8812.5×17.8×0.89.9×2.59.4×5.8+10.6×5.812.5×0.4×2.5×8.
- 48减去1.5与4的积,差是多少?
- 计算,能简算的要简算.0.25×368×4010.7×16.1-15.1×10.75×9+7.51.2÷[2.5×(4.3-2.7)].
- 计算,能简算的要简算.0.32×2.5×12.53.6×0.81+0.36×1.94.05÷[1.8×(3.36-2.86)].
- 能简算的要简算.1.56×1.7+0.44×1.712.5×(7.2-1.9)×0.80.25×2010+20.10×7530.8÷[(6.34-4.59)×4].
- 递等式计算.(能简便计算的可用简便方法计算)9.37-4.7+0.634.05÷0.81+4.20.125×32×0.254.8×99+4.85.11-1.25-0.751.76-[(0....
- 〔0.5+(2-0.75)〕×1.610.73-4.76-5.2417.4×2.43-1.43×7.42.2+(4.72-2.8)÷0.4.
- 计算,能简算的要简算.①6.21-3.8+2.2②6.03+3.7+2.97③17.43-6.57-2.43④20.47-(1.47+6.8)⑤13.26+4.71+3.47+5.29⑥22.74+8.68-...
- 脱式计算,能简算的一定要简算.1.25×167.6×0.5-0.0512.8×10.18.75×0.25×0.4.
- 甲数是3.6,比乙数小1.2,两数和是( ) A.8.4 B.4.8 C.6
- 甲数比乙数少2.5,乙数是甲数的6倍,甲乙两数的和是______.
- 3.5×2÷3.5×2=7÷7=1.______.