혼합계산 : 레벨2
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혼합계산: 레벨211
1
2X(4-1)-1
=
5
2
8/(2X2)X1
=
2
3
(1+9)+6+2
=
18
4
7X4-(3/1)
=
25
5
7X5X(6-5)
=
35
6
(4/1)X9-2
=
34
7
3+(2/2)-2
=
2
8
9X(4+3)+8
=
71
9
5-2+(2/2)
=
4
10
1X(6+8)X4
=
56
11
6/(1/1)+2
=
8
12
6-4+(4X7)
=
30
13
8+(1X4)/4
=
9
14
(1+2)+2X3
=
9
15
5+(3+2)-1
=
9