Question

28加14乘以98简便方法怎么计算

Answer 1

28+14*98
=28+14*（100-2）
=28+14*100-28
=14*100=1400
或桥睁
28+14*98
=14*2+14*100
=14*（敏蠢岁档明2+98+
=14*100=1400