Question

7.96×8.2+2.03×8.2++0.082怎么简便？

Answer 1

巧算7.96×8.2+2.03×8.2+0.082
解题思路:四则运算规则(按顺序计算,先算乘除后算加减,有括号先算括号,有乘方先算乘方)即脱式运算(递等式计算)需在该原则前提下进行
解题过程:
7.96×8.2+2.03×8.2+0.082

=(7.96+2.03+0.01)×8.2

=10×8.2

=82

存疑请追问,满意请采纳

Answer 2

7.96×8.2+2.03×8.2+0.082
=7.96×8.2+2.03×8.2+0.01×8.2
=(7.96+2.03+0.01)×8.2
=10×8.2
=82

Answer 3

解，原式=8.2×（7.96+2.03+0.01）
=8.2×10
=82
答案是82。