Question

13ﾁ7ﾾ214ﾁ7ﾾ2125ﾁ7ﾾ22的简便运算

Answer 1

35ﾁ7ﾾ21735ﾁ7ﾾ219-36ﾁ7ﾾ25简便运算35ﾁ7ﾾ21735ﾁ7ﾾ219-36ﾁ7ﾾ25=35*17+35*19-36*5=35*（17+19）-36*5=35*36-36*5=36*(35-5)=36*30=1080

Answer 2

13x7+214x7+2125x7+22
=7x(13+214+2125)+22
=7x2352+22
=16464+22
=16486