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혼합계산 : 레벨2

1
(5X5)+1-9
=
17
2
(3+7)-5-1
=
4
3
(3+7)/6X3
=
5
4
3X2X(5+4)
=
54
5
9-(9-2)+5
=
7
6
3X(1X8)/3
=
8
7
4+(1X3)/3
=
5
8
5+(5+8)-2
=
16
9
6-(4+3)+7
=
6
10
(5/5)+6X3
=
19
11
2X(8/4)X3
=
12
12
(6-5)-7+8
=
2
13
(5X6)-8+2
=
24
14
2X1X(3X1)
=
6
15
6X(8X3)+5
=
149