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혼합계산 : 레벨2

1
9X5X(4+5)
=
405
2
5X(1X3)+4
=
19
3
2X(3+9)+5
=
29
4
(3X5)-3+1
=
13
5
8/(2+4)X3
=
4
6
(7+4)-4+1
=
8
7
1+1X(3+2)
=
6
8
2/6X(9X4)
=
12
9
(5X8)-2-7
=
31
10
5X(2X5)+8
=
58
11
(1X5)X9X3
=
135
12
1X(6-2)+2
=
6
13
7+(4X2)-5
=
10
14
1+5+(5+7)
=
18
15
(1X3)+1+4
=
8