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혼합계산 : 레벨2

1
(1+7)/2X4
=
16
2
3/1+(3/1)
=
6
3
(2X6)/6+2
=
4
4
5/(6+4)X4
=
2
5
8X3X(4+4)
=
192
6
1X(3-2)+7
=
8
7
(5X3)-5+4
=
14
8
2+7+(8/4)
=
11
9
(6-1)+5X4
=
25
10
(8+4)+5-6
=
11
11
5-2-(5-4)
=
2
12
(9-2)-3+4
=
8
13
1+6+(4+4)
=
15
14
5X(4+5)-9
=
36
15
5+4X(5/5)
=
9