혼합계산 : 레벨2
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혼합계산 : 레벨2
1
1X(9X1)-5
=
4
2
7+(8+4)-9
=
10
3
2+5X(2+9)
=
57
4
1+(5X4)-5
=
16
5
3X(5-1)+8
=
20
6
4X(5X5)X4
=
400
7
5X(2+2)+5
=
25
8
8X(7X4)+3
=
227
9
(6+7)+2-8
=
7
10
(2X4)X5+7
=
47
11
8/1/(3+1)
=
2
12
9/(1X3)-2
=
1
13
2X4X(1X7)
=
56
14
6/(1X1)+1
=
7
15
5+4X(5+6)
=
49