Question

在五个9之间添上+-*÷和（）使等式的结果分别与数字1,2,3,4,5,6,7,8,9,0成立.

Answer 1

9/9+(9-9)*9=1

9-9+（9+9）/9=2

9*9/(9+9+9)=3

(9+9+9+9)/9=4

(9*9+9)/(9+9)=5

9-(9+9+9)/9=6

9-(9/9+9/9)=7

9*9/9-9/9=8

9*9*9/9/9=9

(9-9)*9*9*9=0