혼합계산 : 레벨2
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혼합계산: 레벨215
1
(7+1)+2X5
=
18
2
(2/1)+9X2
=
20
3
(2+3)X7-3
=
32
4
(1X5)+5X1
=
10
5
(8+2)X7+4
=
74
6
(5X9)/3X8
=
120
7
(1+2)X7+7
=
28
8
3X(9+3)X1
=
36
9
2X(3X1)X1
=
6
10
3+2X(2+7)
=
21
11
(3+5)X7-5
=
51
12
9-2+(5X6)
=
37
13
(2X6)X5-2
=
58
14
5-6+(5+8)
=
12
15
8-(1X3)-3
=
2