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 (1.8+1.2+0.9)*0.3+(2.35+2.3+0.06+0.6)*0.3+1.3*0.6+(2.3+2.35)*1 的值.
题型:数学计算
解:
(1.8+1.2+0.9)*0.3+(2.35+2.3+0.06+0.6)*0.3+1.3*0.6+(2.3+2.35)*1
=3.9*0.3+(2.35+2.3+0.06+0.6)*0.3+1.3*0.6+(2.3+2.35)*1
=3.9*0.3+5.31*0.3+1.3*0.6+(2.3+2.35)*1
=3.9*0.3+5.31*0.3+1.3*0.6+4.65*1
=1.17+5.31*0.3+1.3*0.6+4.65*1
=1.17+1.593+1.3*0.6+4.65*1
=1.17+1.593+0.78+4.65*1
=1.17+1.593+0.78+4.65
=2.763+0.78+4.65
=3.543+4.65
=8.193 答案:(1.8+1.2+0.9)*0.3+(2.35+2.3+0.06+0.6)*0.3+1.3*0.6+(2.3+2.35)*1=8.193你的问题在这里没有得到解决?请到 热门难题 里面看看吧!