혼합계산 : 레벨2
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혼합계산: 레벨246
1
(4+6)/2/1
=
5
2
4+5X(5+7)
=
64
3
4+(7+5)X5
=
64
4
(2+9)/1+1
=
12
5
(4+5)-3-5
=
1
6
(8X2)X5+1
=
81
7
2+(2X5)-8
=
4
8
(9X5)-3/1
=
42
9
8X5-(9-1)
=
32
10
4+(9+5)X4
=
60
11
(4-2)X9/1
=
18
12
8+(2+5)/7
=
9
13
(3-1)+1X9
=
11
14
(4X8)+3X5
=
47
15
3+4X(9-4)
=
23