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혼합계산 : 레벨2

1
6-(1X3)+4
=
7
2
6+(2+6)-5
=
9
3
6X(3+8)+6
=
72
4
5X6+(2X1)
=
32
5
(8/1)+3-7
=
4
6
4X3+(4X5)
=
32
7
6+(4X5)X3
=
66
8
9X(5X3)-7
=
128
9
6+(5+5)+2
=
18
10
(3X7)X3+2
=
65
11
8-(8+1)+4
=
3
12
4X4X(8-3)
=
80
13
3+(7+5)X1
=
15
14
3+(6-5)-1
=
3
15
(3X5)-6-7
=
2