혼합계산 : 레벨2
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혼합계산 : 레벨2
1
(5X7)-8X4
=
3
2
4+6-(3-1)
=
8
3
(6+3)-4-2
=
3
4
(2X3)/6+3
=
4
5
4/(2-1)X4
=
16
6
7+(9-2)X3
=
28
7
7-(5/5)/1
=
6
8
1+(4X3)X4
=
49
9
5+5+(6/2)
=
13
10
5-5+(3X1)
=
3
11
1X9+(4X9)
=
45
12
4-(3/1)/1
=
1
13
2-(6-4)/2
=
1
14
3+3X(6/1)
=
21
15
8+(3X4)+5
=
25