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 2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+(3.5*0.35+3.25*3.5)*2+(3.35*3.45-0.5*2.9)*2+3.6*3.2*2+(3.45*0.35+2.5*5.15)*2) 的值.
题型:数学计算
解:
2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+(3.5*0.35+3.25*3.5)*2+(3.35*3.45-0.5*2.9)*2+3.6*3.2*2+(3.45*0.35+2.5*5.15)*2)
=2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+12.6*2+(3.35*3.45-0.5*2.9)*2+3.6*3.2*2+(3.45*0.35+2.5*5.15)*2)
=2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+12.6*2+10.1075*2+3.6*3.2*2+(3.45*0.35+2.5*5.15)*2)
=2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+12.6*2+10.1075*2+3.6*3.2*2+14.0825*2)
=2.2*1.85+1.3*0.4+0.3*5.95+119.39
=4.07+1.3*0.4+0.3*5.95+119.39
=4.07+0.52+0.3*5.95+119.39
=4.07+0.52+1.785+119.39
=4.59+1.785+119.39
=6.375+119.39
=125.765 答案:2.2*1.85+1.3*0.4+0.3*5.95+(3.45*3.3*2+(3.5*0.35+3.25*3.5)*2+(3.35*3.45-0.5*2.9)*2+3.6*3.2*2+(3.45*0.35+2.5*5.15)*2)=125.765你的问题在这里没有得到解决?请到 热门难题 里面看看吧!