总述:本次共解5题。其中
☆算术计算5题
〖1/5算式〗
作业:求算式 (0.18*0.4)*(310-0.1)*5 的值.
题型:数学计算
解:
(0.18*0.4)*(310-0.1)*5
=0.072*(310-0.1)*5
=0.072*309.9*5
=22.3128*5
=111.564 答案:(0.18*0.4)*(310-0.1)*5=111.564〖2/5算式〗
作业:求算式 (0.4*0.18+0.2*0.18)*(3.0-0.12)*1 的值.
题型:数学计算
解:
(0.4*0.18+0.2*0.18)*(3.0-0.12)*1
=0.108*(3.0-0.12)*1
=0.108*2.88*1
=0.31104*1
=0.31104 答案:(0.4*0.18+0.2*0.18)*(3.0-0.12)*1=0.31104〖3/5算式〗
作业:求算式 (0.18*0.6+0.18*0.92)*(3.0-0.1)*1 的值.
题型:数学计算
解:
(0.18*0.6+0.18*0.92)*(3.0-0.1)*1
=0.2736*(3.0-0.1)*1
=0.2736*2.9*1
=0.79344*1
=0.79344 答案:(0.18*0.6+0.18*0.92)*(3.0-0.1)*1=0.79344〖4/5算式〗
作业:求算式 (0.18*0.59+0.15*0.2)*(3.0-0.1)*1 的值.
题型:数学计算
解:
(0.18*0.59+0.15*0.2)*(3.0-0.1)*1
=0.1362*(3.0-0.1)*1
=0.1362*2.9*1
=0.39498*1
=0.39498 答案:(0.18*0.59+0.15*0.2)*(3.0-0.1)*1=0.39498〖5/5算式〗
作业:求算式 (0.12*0.14+0.2*0.4)*(3.0-0.1)*3 的值.
题型:数学计算
解:
(0.12*0.14+0.2*0.4)*(3.0-0.1)*3
=0.0968*(3.0-0.1)*3
=0.0968*2.9*3
=0.28072*3
=0.84216 答案:(0.12*0.14+0.2*0.4)*(3.0-0.1)*3=0.84216你的问题在这里没有得到解决?请到 热门难题 里面看看吧!