7.63乘9.9加0.763的简便运算
问题描述:
7.63乘9.9加0.763的简便运算
大哥教我啊
答
7.63*(10-0.1)+0.763=76.3-0.763+0.763
7.63乘9.9加0.763的简便运算
大哥教我啊
7.63*(10-0.1)+0.763=76.3-0.763+0.763