혼합계산 : 레벨2
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혼합계산: 레벨212
1
2X(1+2)-1
=
5
2
4+6X(6X1)
=
40
3
1+6X(2+4)
=
37
4
7-(4/4)+4
=
10
5
(3X2)X6X5
=
180
6
4/(6-5)/4
=
1
7
(9X4)-7-7
=
22
8
4+5-(4X2)
=
1
9
8X1/(6/3)
=
4
10
6+(7-3)+5
=
15
11
(6X2)+7-9
=
10
12
4+9X(5+5)
=
94
13
1X(7X6)X3
=
126
14
5+7X(5/5)
=
12
15
(2X5)X6-4
=
56