а)5 2/3-4 1/3 б)12 1/3-9 1/4 в)5 2/3-1/6 г)10 8/9-2/3 д)6 3/4-2 1/2 е)4 3/5-1 1/10
Образец 9 2/7-3 5/7=6 2/7-5/7=5+9/7-5/7=5 4/7
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а)5 2/3-4 1/3 б)12 1/3-9 1/4 в)5 2/3-1/6 г)10 8/9-2/3 д)6 3/4-2 1/2 е)4 3/5-1 1/10
Образец 9 2/7-3 5/7=6 2/7-5/7=5+9/7-5/7=5 4/7
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12 1/3-9 1/4=3 1/3-1/4=3 4/12-3/12=3 1/12
5 2/3-1/6=5 4/6-1/6=5/3/6=5 1/3
10 8/9-2/3=10 8/9-6/9=10 2/9
6 3/4-2 1/2 =6 3/4-2 2/4=4 1/4
4 3/5-1 1/10=4 6/10-1 1/10=3 5/10=3 1/2