혼합계산 : 레벨2
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혼합계산: 레벨236
1
9-6+(2+8)
=
13
2
1X(7-2)+3
=
8
3
7X5+(6X2)
=
47
4
4+(3X5)+4
=
23
5
9+3-(7+4)
=
1
6
8X2/(2X1)
=
8
7
6X1X(9+3)
=
72
8
7-5X(6/6)
=
2
9
1+(3X3)-9
=
1
10
7-5+(9+3)
=
14
11
3+2X(6-5)
=
5
12
5+4X(6X7)
=
173
13
(3+7)/5X6
=
12
14
8-2+(6/3)
=
8
15
2X8-(6/3)
=
14