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혼합계산 : 레벨2

1
(3X7)X5+5
=
110
2
(9-1)X1-1
=
7
3
6X2+(5+5)
=
22
4
(8X3)-4X3
=
12
5
1X9X(3X8)
=
216
6
1X(5X5)-9
=
16
7
3+(3X1)+7
=
13
8
(1X9)/1X3
=
27
9
7X(8X5)+1
=
281
10
2X(4-1)X2
=
12
11
5+6+(5X2)
=
21
12
(9-3)+7+6
=
19
13
(4/1)+1-2
=
3
14
5/5X(9X1)
=
9
15
5+(6X3)+3
=
26