혼합계산 : 레벨2
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혼합계산: 레벨213
1
(1X3)X7-2
=
19
2
(5X8)+4/1
=
44
3
(1X3)+2-3
=
2
4
9X(9+3)/6
=
18
5
9-1X(6-2)
=
5
6
(7/1)/7+6
=
7
7
(9X4)/6X7
=
42
8
5+(3X1)/3
=
6
9
7+(5X6)+7
=
44
10
(4-3)-1+2
=
2
11
(9+5)-6-1
=
7
12
4-(2+4)/2
=
1
13
(2+6)X5+7
=
47
14
3/6X(9+1)
=
5
15
5X(2+6)X7
=
280