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혼합계산 : 레벨2

1
(9X7)X9-4
=
563
2
4+4X(8/4)
=
12
3
2-7+(8+9)
=
12
4
(8+3)-6+2
=
7
5
7+(3X6)+5
=
30
6
(2X6)/1+1
=
13
7
(3+3)X4+5
=
29
8
(4X4)+7-1
=
22
9
(2X2)X7X1
=
28
10
4-1+(6+3)
=
12
11
1+(8X3)-1
=
24
12
(3+7)-1+2
=
11
13
8+(9/1)/9
=
9
14
3+(5+2)+3
=
13
15
(1+1)X2+1
=
5