혼합계산 : 레벨2
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혼합계산: 레벨234
1
4+3X(1+2)
=
13
2
9+3+(6/2)
=
15
3
(9X1)+1+1
=
11
4
(9X9)-2+8
=
87
5
5X1X(4+4)
=
40
6
6X9+(5/5)
=
55
7
6X1X(1X7)
=
42
8
(7-2)+6-1
=
10
9
(3+4)X8+3
=
59
10
6+5/(2/2)
=
11
11
(3X8)+2X9
=
42
12
6/4X(3X4)
=
18
13
(8+1)X3-3
=
24
14
3+8X(4-2)
=
19
15
2X3+(3X1)
=
9