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혼합계산 : 레벨2

1
1X6+(8X7)
=
62
2
(8X6)+9/1
=
57
3
1X3X(4+9)
=
39
4
(4+5)+9-1
=
17
5
9X5/(6+9)
=
3
6
(9+1)X4X1
=
40
7
5+5X(5X5)
=
130
8
(1X4)+9+6
=
19
9
(4+6)X3+3
=
33
10
(5+3)/2+5
=
9
11
5+9-(9-3)
=
8
12
8+(4+6)+1
=
19
13
2+(7+4)-1
=
12
14
5-3+(7X3)
=
23
15
(6/1)+9-2
=
13