2.6乘(2.193除以9.3乘6.2)得数是多少
问题描述:
2.6乘(2.193除以9.3乘6.2)得数是多少
答
2.6乘(2.193除以9.3乘6.2)
=2.6*(2.193/9.3*6.2)
=2.6*2/3*(2+0.193)
=10.4/3+5.2*0.193/3
=(10.4+1.0036)/3
=11.4036/3
=3.8012