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혼합계산 : 레벨2

1
1/1X(3/3)
=
1
2
4X(5X6)/3
=
40
3
4X(9-3)/2
=
12
4
5X(4+3)-6
=
29
5
3+4X(5X8)
=
163
6
(1X3)+4X5
=
23
7
1+(7+1)+4
=
13
8
(5-3)/3X3
=
2
9
7X(7+2)+4
=
67
10
5+(8X2)/2
=
13
11
3X(1+9)X5
=
150
12
1X(8-1)+8
=
15
13
5X4-(3X4)
=
8
14
(5X9)X9X5
=
2025
15
5-2+(9+3)
=
15
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