14×78+14×21+14怎么写简便计算?

2024-11-23 12:57:07
推荐回答(4个)
回答1:

14×78+14×21+14这么写简便计算
14×78+14×21+14
=14×(78+21+1)
=14×100
=1400

回答2:

简便计算过程方法如下
解:14×78+14×21+14
=14x(78+21+1)
=14x100
=1400

回答3:

=(78+21+1)×14
=100×14
=1400

回答4:

简便计算
14×78+14×21+14
=14x(78+21+1)
=14x100
=1400