혼합계산 : 레벨2
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혼합계산: 레벨248
1
(8+2)/2X8
=
40
2
3X(2+8)X3
=
90
3
2+(4+3)X9
=
65
4
9-(7-1)+4
=
7
5
8X(4/2)X2
=
32
6
7X(3X2)+4
=
46
7
(9-6)/3+3
=
4
8
(4+9)-3X4
=
1
9
(3X6)+8X3
=
42
10
5X(5X6)X3
=
450
11
(9+2)-3+5
=
13
12
(6+3)+5X4
=
29
13
(5X5)/5+7
=
12
14
4X(1X1)X7
=
28
15
5X(9/1)-5
=
40
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