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혼합계산 : 레벨2

1
5+2+(8+6)
=
21
2
1X(6X5)/3
=
10
3
7X(3+5)X9
=
504
4
5X(1X1)-3
=
2
5
(4+5)+7-1
=
15
6
(3X3)/1X4
=
36
7
7+1-(6/2)
=
5
8
2+6+(4/4)
=
9
9
(4/1)+5X6
=
34
10
7X4-(2+5)
=
21
11
1X(4X7)-1
=
27
12
6+(3+2)-4
=
7
13
(1+3)X1+8
=
12
14
(4X7)-5-6
=
17
15
5+(7-3)-1
=
8