Question

请问32.81×99+32.81×10的简便运算是怎么做的呢？

Answer 1

=32.81×(99+1)+32.81×10-32.81=3281+328.1-32.81=3609.1-32.81=3576.29

Answer 2

32.81×99+32.81×10简便运算
32.81×100+32.81×10-32.81×1＝3281+328.1-32.81
＝3576.29

Answer 3

可以用99+10等于109，再乘以32.81等于3576.29。aqui te amo。

Answer 4

32.81*99+32.81*10
=32.81*（100-1）+32.81*10
=32.81*100-32.81+32.81*10
=3281+328.1-32.81
=3576.29

Answer 5

32.81×99+32.81×10
＝32.81×（100-1）+32.81×10
＝32.81×100-32.81+328.1
＝3281+328.1-32.81
＝3609.1-32.81
=3576.29