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 1412.84-286.423*2.5+47.732*16+1.39*2.5*16+17.11*2.5*2.5+0.29*16*16 的值.
题型:数学计算
解:
1412.84-286.423*2.5+47.732*16+1.39*2.5*16+17.11*2.5*2.5+0.29*16*16
=1412.84-716.0575+47.732*16+1.39*2.5*16+17.11*2.5*2.5+0.29*16*16
=1412.84-716.0575+763.712+1.39*2.5*16+17.11*2.5*2.5+0.29*16*16
=1412.84-716.0575+763.712+3.475*16+17.11*2.5*2.5+0.29*16*16
=1412.84-716.0575+763.712+55.6+17.11*2.5*2.5+0.29*16*16
=1412.84-716.0575+763.712+55.6+42.775*2.5+0.29*16*16
=1412.84-716.0575+763.712+55.6+106.9375+0.29*16*16
=1412.84-716.0575+763.712+55.6+106.9375+4.64*16
=1412.84-716.0575+763.712+55.6+106.9375+74.24
=696.7825+763.712+55.6+106.9375+74.24
=1460.4945+55.6+106.9375+74.24
=1516.0945+106.9375+74.24
=1623.032+74.24
=1697.272 答案:1412.84-286.423*2.5+47.732*16+1.39*2.5*16+17.11*2.5*2.5+0.29*16*16=1697.272你的问题在这里没有得到解决?请到 热门难题 里面看看吧!