总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 (0.75-0.0579)*0.5+0.25*0.6*0.2+0.25*0.4*0.4+0.0579*0.2 的值.
题型:数学计算
解:
(0.75-0.0579)*0.5+0.25*0.6*0.2+0.25*0.4*0.4+0.0579*0.2
=0.6921*0.5+0.25*0.6*0.2+0.25*0.4*0.4+0.0579*0.2
=0.34605+0.25*0.6*0.2+0.25*0.4*0.4+0.0579*0.2
=0.34605+0.15*0.2+0.25*0.4*0.4+0.0579*0.2
=0.34605+0.03+0.25*0.4*0.4+0.0579*0.2
=0.34605+0.03+0.1*0.4+0.0579*0.2
=0.34605+0.03+0.04+0.0579*0.2
=0.34605+0.03+0.04+0.01158
=0.37605+0.04+0.01158
=0.41605+0.01158
=0.42763 答案:(0.75-0.0579)*0.5+0.25*0.6*0.2+0.25*0.4*0.4+0.0579*0.2=0.42763你的问题在这里没有得到解决?请到 热门难题 里面看看吧!