혼합계산 : 레벨2
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혼합계산 : 레벨2
1
7-9+(7-1)
=
4
2
1X2X(8X4)
=
64
3
8+4-(1+8)
=
3
4
(3X4)-3-2
=
7
5
9+(2/1)-3
=
8
6
(3X7)+4X7
=
49
7
3+(4X9)-1
=
38
8
6X2/(1+2)
=
4
9
4+(5+2)+7
=
18
10
(9X9)X4-2
=
322
11
6X(7+6)/3
=
26
12
2+2X(1X1)
=
4
13
(2X4)X7+3
=
59
14
(5X7)-2+4
=
37
15
(4+6)-3X3
=
1