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혼합계산 : 레벨2

1
(9-2)+2X2
=
11
2
3X4X(6+3)
=
108
3
1X(9+2)+3
=
14
4
(4+6)+5X5
=
35
5
6+5+(2+1)
=
14
6
5-3+(5-1)
=
6
7
9+3+(9X3)
=
39
8
5X(1X5)/5
=
5
9
(5/1)X1-2
=
3
10
7X(5X1)-3
=
32
11
4+(4+1)+3
=
12
12
(8+2)/5+6
=
8
13
(2+7)-2+6
=
13
14
4/(2-1)/4
=
1
15
2+4+(8-3)
=
11