혼합계산 : 레벨2
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혼합계산: 레벨231
1
(2+7)-6+8
=
11
2
9+3/(2/2)
=
12
3
9X7+(3+1)
=
67
4
6+(6-3)-4
=
5
5
3X1X(1X1)
=
3
6
(6X8)/2X7
=
168
7
5X(2X5)/1
=
50
8
3+2X(8-1)
=
17
9
1+9X(8+4)
=
109
10
8X4+(2+2)
=
36
11
(3X5)+5-2
=
18
12
4X(4X1)/4
=
4
13
2X(9X4)+1
=
73
14
(8+4)-2X5
=
2
15
5+(4/2)X4
=
13