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혼합계산 : 레벨2

1
(6+6)-6-2
=
4
2
2X(3+4)-5
=
9
3
5/1X(3X4)
=
60
4
9+1+(6+2)
=
18
5
4-(4X1)/2
=
2
6
6X3-(1X1)
=
17
7
6/(1X1)/2
=
3
8
(9/1)-2/2
=
8
9
(5X4)X3+4
=
64
10
(3+7)+3-4
=
9
11
(2X5)+6-2
=
14
12
4/2+(4+4)
=
10
13
(9-3)X5X2
=
60
14
2X2+(7X9)
=
67
15
6/1+(7/1)
=
13