解答:通过观察,原式两个乘积相加,都含有2.93。将原式转化为2.93x(3.6+6.4)=2.93x10=29.3希望对你有帮助
2.93×3.6+6.4×2.93=2.93×(3.6+6.4)=2.93×10=29.3
简便计算过程方法如下解:2.93×3.6+6.4×2.93=2.93×(3.6+6.4)=2.93×10=29.3
3.6+6.4等于10,再乘以2.93
=2.93×(3.6+6.4)=2.93×10=29.3