혼합계산 : 레벨2
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혼합계산: 레벨257
1
7X5-(7-4)
=
32
2
(3+9)-6-3
=
3
3
(4+6)-6/2
=
7
4
7X(3X5)/7
=
15
5
1X(8-1)X1
=
7
6
5X(1X1)X7
=
35
7
8+9+(2+7)
=
26
8
7X1+(3X5)
=
22
9
(9X1)X6-1
=
53
10
7X(3X2)-7
=
35
11
(9+1)+9+8
=
27
12
(8-3)/1/5
=
1
13
3X9X(8+3)
=
297
14
(4+3)+4+3
=
14
15
6X6+(1X3)
=
39