혼합계산 : 레벨2
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혼합계산: 레벨257
1
(5+7)+1X2
=
14
2
5X(3/3)-1
=
4
3
9+8-(4/1)
=
13
4
2+1+(3X4)
=
15
5
6/(2/2)X9
=
54
6
(3+1)-1X3
=
1
7
(7X3)-9-6
=
6
8
(6+3)X3/3
=
9
9
7+(5X4)X2
=
47
10
(4X6)+8+5
=
37
11
2X3+(8-6)
=
8
12
2X5+(4+6)
=
20
13
3+7X(9+9)
=
129
14
7X1-(1+5)
=
1
15
9+7X(1X9)
=
72