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혼합계산 : 레벨2

1
1+(7X4)/2
=
15
2
6+(3/1)+9
=
18
3
(9+2)X4X5
=
220
4
2-4+(9+7)
=
14
5
7X(2+2)+5
=
33
6
7X5+(8/4)
=
37
7
(8X4)+3X1
=
35
8
(6-1)+9/1
=
14
9
(2X3)+5/5
=
7
10
(6/2)+2X8
=
19
11
9+4+(5+4)
=
22
12
4X(2+9)-2
=
42
13
5+(9X2)+1
=
24
14
4X(8X2)/2
=
32
15
(9+3)-8+2
=
6