Question

123×101-132简便算法怎么做

要式子都列出来才行！急~

Answer 1

123×101-132
=123×（100+1）-132
=12300+123-132
=12423-132
=12291
我是数学老师 谢谢采纳

Answer 2

123×101-132
=123×101-123-9
=123×100-9
=12291

Answer 3

123×101-132 = 123 * (100 + 1) - 132 = 123*100 + 123*1 - 132 = 12300 - 9 = 12291