혼합계산 : 레벨2
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혼합계산: 레벨214
1
1X(4X9)-9
=
27
2
(7X5)X1/1
=
35
3
(9X9)X5/1
=
405
4
(1X1)+9X1
=
10
5
3+7-(4+5)
=
1
6
6X4X(1X6)
=
144
7
(8+3)-6/1
=
5
8
(8+3)+7+7
=
25
9
9/1+(3X9)
=
36
10
(5X4)+9+3
=
32
11
2+(1X1)X6
=
8
12
(6/2)+9X2
=
21
13
9+(2X9)X9
=
171
14
(5-4)+9+6
=
16
15
3X7+(6-4)
=
23