혼합계산 : 레벨2
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혼합계산: 레벨236
1
6-(7-6)-1
=
4
2
1+9-(1/1)
=
9
3
4+(6+1)-2
=
9
4
7+(9X3)X3
=
88
5
8+(2X4)X2
=
24
6
(6X7)-2-2
=
38
7
3X6X(3X5)
=
270
8
5X4+(5X7)
=
55
9
(9-4)+3X6
=
23
10
2-(5-3)+9
=
9
11
3+(3X3)-5
=
7
12
4+(2X2)+7
=
15
13
(6X4)-5-1
=
18
14
(3X4)-8+3
=
7
15
3+(3+7)+2
=
15