혼합계산 : 레벨2
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혼합계산: 레벨213
1
6/1X(2X6)
=
72
2
(6/2)X3X2
=
18
3
(2X3)X5+5
=
35
4
1X(3X9)-9
=
18
5
4+(4X1)-4
=
4
6
5X4X(3/1)
=
60
7
9X(3X1)+3
=
30
8
4X(3+6)/2
=
18
9
(8X6)-6-1
=
41
10
1+(3/3)X3
=
4
11
3X7+(4+7)
=
32
12
4-6/(6-3)
=
2
13
9X(1X7)+6
=
69
14
(3X6)+4+4
=
26
15
4X4X(2+2)
=
64