혼합계산 : 레벨2
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혼합계산: 레벨221
1
(1X3)-4+2
=
1
2
9X5-(3+4)
=
38
3
(9/3)+6-3
=
6
4
2+(5/1)-5
=
2
5
7/1+(6+3)
=
16
6
6/2X(4X2)
=
24
7
(8-5)/1+8
=
11
8
(9X1)-1X3
=
6
9
4X(5X3)-2
=
58
10
4X(3+5)-7
=
25
11
(4+7)+1+2
=
14
12
8+(7/1)+5
=
20
13
(9-4)X6+3
=
33
14
7X(6X4)+3
=
171
15
2-3/(1+2)
=
1