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혼합계산 : 레벨2

1
(4X7)X2-4
=
52
2
(1+6)-3+4
=
8
3
6X1X(2+4)
=
36
4
5X6X(3-2)
=
30
5
(8X5)-8/8
=
39
6
7+(3X1)X9
=
34
7
7+3X(4X3)
=
43
8
4+(6+3)+2
=
15
9
6/3/(3-1)
=
1
10
(3+9)X4X2
=
96
11
(7X4)X5+2
=
142
12
5X2X(8X9)
=
720
13
(7+4)-4X1
=
7
14
(5X6)/6-2
=
3
15
(7X8)+2+3
=
61