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혼합계산 : 레벨2

1
(1+3)+5X7
=
39
2
(5-4)+9+6
=
16
3
1X(4X1)X5
=
20
4
1+4-(3+1)
=
1
5
1+(6-4)+9
=
12
6
3+6X(5X9)
=
273
7
5/5+(8-7)
=
2
8
1+4X(3X9)
=
109
9
4+2+(7X5)
=
41
10
(1X7)+4X8
=
39
11
9+5+(5X9)
=
59
12
2X8-(7X1)
=
9
13
(5X5)-8/1
=
17
14
(9X6)-6+1
=
49
15
2+5X(6+5)
=
57