Question

8.88乘12.5的2种简便算法

Answer 1

1）8.88×12.5
=（1.11×8）×12.5
=1.11×（8×12.5）
=1.11×100
=111
2）8.88×12.5
=（8+0.8+0.08）×12.5
=8×12.5+0.8×12.5+0.08×12.5
=100+10+1
=111

Answer 2

8.88*12.5=8*12.5*1.11=100*1.11=111
8.88*12.5=8*25*0.5*1.11=200*0.5*1.11=111

Answer 3

8X0.125X100X1.11

Answer 4

8.88*12.5
=8*12.5*1.11
=100*1.11
=111
*****************
8.88*12.5
=8*12.5+0.8*12.5+0.08*12.5
=100+10+1
=111

Answer 5

差不多吧
还行
嗯