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☆算术计算1题
〖1/1算式〗
作业:求算式 (931*(1+0.18+0.466+0.2+0.2)+311)*(0.21+0.79*3.229)*(1+0.466+0.4+0.5)*0.4 的值.
题型:数学计算
解:
(931*(1+0.18+0.466+0.2+0.2)+311)*(0.21+0.79*3.229)*(1+0.466+0.4+0.5)*0.4
=(931*2.046+311)*(0.21+0.79*3.229)*(1+0.466+0.4+0.5)*0.4
=2215.826*(0.21+0.79*3.229)*(1+0.466+0.4+0.5)*0.4
=2215.826*2.76091*(1+0.466+0.4+0.5)*0.4
=2215.826*2.76091*2.366*0.4
=6117.696162*2.366*0.4
=14474.469119*0.4
=5789.787648 答案:(931*(1+0.18+0.466+0.2+0.2)+311)*(0.21+0.79*3.229)*(1+0.466+0.4+0.5)*0.4=5789.787648你的问题在这里没有得到解决?请到 热门难题 里面看看吧!