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 99.28*10.17+3146.17*3.89+91.01*21.21+398.09*15.21-(34.86*20.74+59.5*17.82+137.48*15.81+2660.5*6.09) 的值.
题型:数学计算
解:
99.28*10.17+3146.17*3.89+91.01*21.21+398.09*15.21-(34.86*20.74+59.5*17.82+137.48*15.81+2660.5*6.09)
=99.28*10.17+3146.17*3.89+91.01*21.21+398.09*15.21-20159.2902
=1009.6776+3146.17*3.89+91.01*21.21+398.09*15.21-20159.2902
=1009.6776+12238.6013+91.01*21.21+398.09*15.21-20159.2902
=1009.6776+12238.6013+1930.3221+398.09*15.21-20159.2902
=1009.6776+12238.6013+1930.3221+6054.9489-20159.2902
=13248.2789+1930.3221+6054.9489-20159.2902
=15178.601+6054.9489-20159.2902
=21233.5499-20159.2902
=1074.2597 答案:99.28*10.17+3146.17*3.89+91.01*21.21+398.09*15.21-(34.86*20.74+59.5*17.82+137.48*15.81+2660.5*6.09)=1074.2597你的问题在这里没有得到解决?请到 热门难题 里面看看吧!