99乘以100分之99简便应算

2024-11-22 02:12:48
推荐回答(2个)
回答1:

解:原式=(100-1)*99/100
=100*99/100-1*99/100
=99-99/100
=98+100/100-99/100
=98+1/100
=9801/100

回答2:

=99*1-99*1/100
=99=99/100
=98又1/100