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혼합계산 : 레벨2

1
4X3+(4+5)
=
21
2
6+9+(1+2)
=
18
3
3+(3+2)+5
=
13
4
(1X7)+5+1
=
13
5
9+(1X8)/4
=
11
6
(1X4)X3-9
=
3
7
(5/1)X4X5
=
100
8
(5X3)X3-1
=
44
9
(9X2)-1+7
=
24
10
(2X1)X9X2
=
36
11
(4-1)X8-1
=
23
12
1+(2+5)+3
=
11
13
7-6+(4+5)
=
10
14
4+8-(8-4)
=
8
15
(2X3)+6/1
=
12