혼합계산 : 레벨2
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혼합계산: 레벨211
1
1/1+(9/3)
=
4
2
(3/1)+5X5
=
28
3
(7X1)X4/4
=
7
4
1+6-(1+2)
=
4
5
5X(8+8)-1
=
79
6
6+(2+2)X7
=
34
7
4+2+(5X1)
=
11
8
3+7X(4+8)
=
87
9
9X(1+6)+2
=
65
10
(4X2)+9+3
=
20
11
(9/3)-5+8
=
6
12
(8+1)+1-3
=
7
13
7+1+(3/1)
=
11
14
(1X3)+3-5
=
1
15
9X2+(2X1)
=
20