【数学计算题】能简算的要简算,64.83+5又18/19+35.17+44又1/1934又3/4-(2又3/19-15.25)2又1/2×5又7/11×12.5×0.032
问题描述:
【数学计算题】能简算的要简算,
64.83+5又18/19+35.17+44又1/19
34又3/4-(2又3/19-15.25)
2又1/2×5又7/11×12.5×0.032
答
64.83+5又18/19+35.17+44又1/19=(64.83+35.17)+(5又18/19+44又1/19)=100+50=15034又3/4-(2又3/19-15.25)=34又3/4-2又3/19+15.25=34又3/4+15.25-2又3/19=34又3/4+15又1/4-2又3/19=50-2又3/19=47又16/192又1/2×5又7...