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혼합계산 : 레벨2

1
5X2-(2/2)
=
9
2
4+(4+8)+7
=
23
3
4+7X(1+4)
=
39
4
9-1X(1/1)
=
8
5
4X(4+7)-6
=
38
6
(2X5)X7+5
=
75
7
(1X9)-1+3
=
11
8
1X(6X1)+3
=
9
9
6X4-(3+8)
=
13
10
5+3-(1+6)
=
1
11
1+1+(2X2)
=
6
12
(7X4)-7-9
=
12
13
5X4+(4+5)
=
29
14
8/(3+5)/1
=
1
15
3+3+(4+2)
=
12