Question

2.101 x43ㄧ43的简便运算

Answer 1

2.101 x43ㄧ43的简便运算
101*43-43
=43*(101-1)
=43*100
=4300

Answer 2

101×43-43
=（101-1）×43
=100×43+1×43
=4300+43
=4343