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혼합계산 : 레벨2

1
(6X9)+4+5
=
63
2
(9+5)+4+5
=
23
3
(5+7)-2X1
=
10
4
(4X5)X6-5
=
115
5
(1X2)X8X3
=
48
6
3X9-(1+4)
=
22
7
(3+6)-1+2
=
10
8
(5X4)/1+2
=
22
9
8X3-(2X4)
=
16
10
(7X4)-8+4
=
24
11
(6X1)X5-3
=
27
12
(2+4)X5-2
=
28
13
(1+9)X7+3
=
73
14
5+1+(7X1)
=
13
15
1X(5+3)-1
=
7
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