혼합계산 : 레벨2
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혼합계산: 레벨230
1
9X4-(8X4)
=
4
2
3X(4-3)X3
=
9
3
4X8+(6/3)
=
34
4
6+(3+8)X4
=
50
5
(9+1)+5-1
=
14
6
8-(3X1)/1
=
5
7
6+7X(3+6)
=
69
8
6X1X(3X5)
=
90
9
(8-1)+5+8
=
20
10
9X7+(2+4)
=
69
11
(6/1)+1+7
=
14
12
8X4/(4/1)
=
8
13
(6+1)-6+4
=
5
14
9+(1+4)+7
=
21
15
9+(2-1)+8
=
18