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혼합계산 : 레벨2

1
1+(3+7)-6
=
5
2
(7X5)+9-7
=
37
3
(6X5)+1X4
=
34
4
8X3X(6-5)
=
24
5
(5+9)+3X6
=
32
6
5X4-(3+2)
=
15
7
3X(3X6)X6
=
324
8
(5X8)-3X9
=
13
9
(1+1)+4-2
=
4
10
2X(6+2)/2
=
8
11
3X4X(7X7)
=
588
12
2X3X(6-2)
=
24
13
3-5+(5/1)
=
3
14
7X(5X9)/1
=
315
15
2+(9X3)X5
=
137