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혼합계산 : 레벨2

1
(8X1)X5-2
=
38
2
5X(7-4)-1
=
14
3
2X(9X6)+1
=
109
4
5-5+(4+2)
=
6
5
2+6X(4+2)
=
38
6
(7+2)-1-4
=
4
7
3X4X(7+8)
=
180
8
6+(1+5)/2
=
9
9
2X(7X9)-1
=
125
10
3X9+(8X1)
=
35
11
4X3-(2X4)
=
4
12
(6X3)X3+1
=
55
13
(6+4)-4X2
=
2
14
(3X9)+4-1
=
30
15
(4+3)X5+3
=
38