5.5乘5.5加0.55乘45怎么巧算？

Question

如题所述

Answer 1

5.5×5.5+0.55×45
=5.5×5.5+5.5×4.5
=5.5×10
=55
所以，我们可以通过上面的计算过程进行巧算，得到答案是55。

Answer 2

5.5×5.5+0.55×45
=5.5×5.5+5.5×4.5
=5.5×（5.5+4.5）
=5.5×10
=55

Answer 3

五点5×5点5+0点55×45
等于五点5×5点5+5点5×4点5=5点5×10=55

Answer 4

简便计算为
5.5*5.5+0.55*45
=5.5*5.5+5.5*4.5
=5.5*（5.5+4.5）
=5.5-10
=55