혼합계산 : 레벨2
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혼합계산: 레벨235
1
(4-2)X7+2
=
16
2
(5X4)-2X7
=
6
3
2X1+(6+3)
=
11
4
(2X3)+4-5
=
5
5
8+5X(8-2)
=
38
6
2+1X(2+7)
=
11
7
(9-5)-6/2
=
1
8
5+5X(1+1)
=
15
9
1+(3+9)X4
=
49
10
(7+2)X1-4
=
5
11
6X(1+3)+4
=
28
12
5+4+(7+4)
=
20
13
7+(2/1)X1
=
9
14
2X3+(3X6)
=
24
15
4+4X(2/2)
=
8