혼합계산 : 레벨2
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혼합계산: 레벨242
1
2X4X(4+1)
=
40
2
(6/2)X1+3
=
6
3
2X7+(4X5)
=
34
4
9-(6/6)-7
=
1
5
(4+2)X5-5
=
25
6
9+7+(1X2)
=
18
7
5+(5-4)X2
=
7
8
4-(9/9)+3
=
6
9
(6X2)X6/4
=
18
10
(4+5)+5-1
=
13
11
7+8+(8X1)
=
23
12
(8X6)-2X9
=
30
13
1X(6X1)-3
=
3
14
(9X3)X2-5
=
49
15
1+(6-3)-1
=
3