혼합계산 : 레벨2
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혼합계산: 레벨214
1
4+6X(9X1)
=
58
2
(7X8)-7/1
=
49
3
4-5+(8+5)
=
12
4
(5X4)/1+7
=
27
5
5X1X(4X2)
=
40
6
3+1-(6-3)
=
1
7
(3+8)X6/2
=
33
8
(5+6)-1-1
=
9
9
(8+4)-3-2
=
7
10
5/(4+1)+8
=
9
11
(7X8)-2-1
=
53
12
3X8+(4-1)
=
27
13
(4X5)/6X9
=
30
14
3+(5-3)-3
=
2
15
(7-3)+2-1
=
5