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혼합계산 : 레벨2

1
(4X1)/4X5
=
5
2
(5+3)X7+4
=
60
3
(8X5)X4/2
=
80
4
(5+2)+8/4
=
9
5
(5/5)X9+7
=
16
6
(2X1)X9-3
=
15
7
(4+1)X7X1
=
35
8
6+5+(3X2)
=
17
9
3+4X(3X5)
=
63
10
(9-6)X1X3
=
9
11
1X(8-5)X1
=
3
12
(6X6)/1/2
=
18
13
7X(1+4)/1
=
35
14
3+(9X2)+7
=
28
15
7X5X(2+5)
=
245