혼합계산 : 레벨2
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혼합계산: 레벨260
1
7X(9+6)+5
=
110
2
(2+7)X5/5
=
9
3
2+(5X4)-1
=
21
4
(6+2)-5+5
=
8
5
(3+4)+1-5
=
3
6
5+7+(6X1)
=
18
7
1+2X(3-1)
=
5
8
(3+8)X7-4
=
73
9
9-(6/1)+4
=
7
10
3+1+(5+6)
=
15
11
(4+7)+4+4
=
19
12
8X(5-3)+3
=
19
13
7X(4/2)+2
=
16
14
(5-1)+9-4
=
9
15
9-(3X1)-3
=
3
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