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혼합계산 : 레벨2

1
6-3+(9/1)
=
12
2
(2+9)-5-5
=
1
3
(2X8)/2+1
=
9
4
(2-1)+2+7
=
10
5
(3X3)+6-3
=
12
6
1X2-(5/5)
=
1
7
(3X4)X9+7
=
115
8
(9-1)-2-1
=
5
9
2-(4/2)+5
=
5
10
(4X2)X7X3
=
168
11
(4+7)/1-7
=
4
12
(3X7)+2+6
=
29
13
1+(2+2)-3
=
2
14
8X8/(6+2)
=
8
15
9X(8/2)X3
=
108