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혼합계산 : 레벨2

1
(4X7)X4/4
=
28
2
1-(2/2)+8
=
8
3
4+4+(7-4)
=
11
4
9+1+(9X4)
=
46
5
(6-2)-4+8
=
8
6
(6-5)+4+5
=
10
7
5-(3/1)+4
=
6
8
5X9X(7/1)
=
315
9
8+(6-2)-1
=
11
10
4X5X(9X4)
=
720
11
(7+6)/1-9
=
4
12
(5X2)X4X6
=
240
13
6/(3X1)+4
=
6
14
5/(5-3)X4
=
10
15
5-3+(5X7)
=
37