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혼합계산 : 레벨2

1
1+(1X9)X8
=
73
2
(1+3)X6X1
=
24
3
9/1X(3-2)
=
9
4
(7-3)-6+3
=
1
5
(2+5)+1+7
=
15
6
4+1/(8-7)
=
5
7
5-1X(2+1)
=
2
8
(9X3)+6+1
=
34
9
4+(3+4)+2
=
13
10
2X(9X1)-6
=
12
11
2X3X(4+4)
=
48
12
4X(3+2)-7
=
13
13
3+3X(2X2)
=
15
14
4+(6X3)+3
=
25
15
(4X4)-9-3
=
4
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