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혼합계산 : 레벨2

1
6X1/(3X1)
=
2
2
(9+4)X4/1
=
52
3
7-(9-3)+8
=
9
4
1+(3X5)/1
=
16
5
7-4+(8-4)
=
7
6
5X(1X3)-6
=
9
7
5-4+(4+6)
=
11
8
(7-3)+4+8
=
16
9
(8-3)/5+8
=
9
10
(5+6)+2X7
=
25
11
4X5X(5-4)
=
20
12
(1+5)+4X5
=
26
13
2+1+(3+7)
=
13
14
4+3+(4+4)
=
15
15
9+(2-1)X7
=
16