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혼합계산 : 레벨2

1
(3-2)+7/1
=
8
2
(8/4)X4+9
=
17
3
9+8-(5/1)
=
12
4
(5X2)X5-7
=
43
5
(4X5)-1X3
=
17
6
5X(3/3)X6
=
30
7
3+7+(5+9)
=
24
8
5X(9-5)X3
=
60
9
(3-1)/1/2
=
1
10
2X(1/1)+8
=
10
11
(3+5)-3+1
=
6
12
(5+7)-5X1
=
7
13
8X(4+2)+3
=
51
14
7X(9-1)-1
=
55
15
(3X4)X2-4
=
20