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혼합계산 : 레벨2

1
(1X9)X3+3
=
30
2
7+3+(8X1)
=
18
3
(4+6)X3-5
=
25
4
(1/1)X6-2
=
4
5
2+9+(9-1)
=
19
6
3+(1+7)-1
=
10
7
2X(7-3)+5
=
13
8
6+(2+7)-6
=
9
9
3X(7X3)-5
=
58
10
(1X4)+5/5
=
5
11
(8X5)X4+2
=
162
12
4+7+(6X1)
=
17
13
5+3-(6/6)
=
7
14
6X(2X8)-9
=
87
15
(9X7)X5/1
=
315