혼합계산 : 레벨2
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혼합계산: 레벨215
1
5X1+(9-8)
=
6
2
9X7/(1X9)
=
7
3
4+2X(4+3)
=
18
4
4+5X(7X5)
=
179
5
(5X4)+6-5
=
21
6
4+1X(7X1)
=
11
7
(4+1)+4-8
=
1
8
(3X2)+2+7
=
15
9
2/(2+3)X5
=
2
10
4+(8+4)+1
=
17
11
5+(2X8)+5
=
26
12
8/2+(3X9)
=
31
13
4X(5+3)-5
=
27
14
(4X1)X1X5
=
20
15
4X(3X4)+2
=
50