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혼합계산 : 레벨2

1
(1X3)X9+3
=
30
2
2+(5X4)+9
=
31
3
3X(4+3)+3
=
24
4
7-(4X2)+2
=
1
5
1X(7-6)X1
=
1
6
(8/1)+4-4
=
8
7
4+9X(8X1)
=
76
8
(5X6)X4+3
=
123
9
(4+5)+8-2
=
15
10
3X(3+2)X5
=
75
11
(4X2)X4X2
=
64
12
6+(2-1)+1
=
8
13
9X1X(4-3)
=
9
14
2X(9-4)X3
=
30
15
(8-5)+7+3
=
13