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혼합계산 : 레벨2

1
5-3+(7+1)
=
10
2
5+2+(3+4)
=
14
3
5-(2+1)+7
=
9
4
(7X7)+1-3
=
47
5
(3+6)X5/5
=
9
6
(2+3)X7X4
=
140
7
5+(4+6)+9
=
24
8
6/2+(3+2)
=
8
9
9X(8X2)X8
=
1152
10
(2+1)X8X4
=
96
11
5+2X(7X3)
=
47
12
(5X8)+1-6
=
35
13
5+5X(4+6)
=
55
14
(5-3)+5X8
=
42
15
9-2-(3/3)
=
6