Question

4.3×0.98简便运算

Answer 1

根据题意，这道题的简便计算方法是：原式等于4.3×（1—0.02）=4.3×1—4.3×0.02=4.3—0.086=4.214

Answer 2

原式
=4.3×（1-0.02）
=4.3-4.3×0.02
=4.3-0.086
=4.214
满意采纳奥