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혼합계산 : 레벨2

1
8X4X(3+9)
=
384
2
(6+8)/1-3
=
11
3
(7-1)/3X9
=
18
4
(4X3)-6-5
=
1
5
2+1-(2X1)
=
1
6
6-4+(4+3)
=
9
7
3X(8X3)-8
=
64
8
3X(5X6)-4
=
86
9
8X7X(3-2)
=
56
10
7+(2X5)-4
=
13
11
(2X3)+9X6
=
60
12
(5+2)+1X8
=
15
13
3-4+(2+7)
=
8
14
1+(2+9)+5
=
17
15
3/3+(6X2)
=
13