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혼합계산 : 레벨2

1
(8+8)-3X1
=
13
2
2+3-(6-3)
=
2
3
(2+9)X3X3
=
99
4
2-1/(8/8)
=
1
5
(4X4)-6/3
=
14
6
(6+5)+6X4
=
35
7
6X5X(4-2)
=
60
8
(5+4)+5-5
=
9
9
(3X4)-3+9
=
18
10
(6-3)X6+3
=
21
11
1X5X(2X6)
=
60
12
1X(7+7)X4
=
56
13
6/(1+2)X1
=
2
14
(4X4)-9/1
=
7
15
8+(1+9)+3
=
21