Question

简便计算78+99*78

Answer 1

78+78*99=78*（1+99）=7800

给个满意啊

Answer 2

78+99*78
=78*(1+99)
=78*100
=7800

Answer 3

78+99*78 =99*（1+99）=78*100=7800

Answer 4

78+99*78
=78*（1+99）
=78*100
=7800