Запиши дробь в виде суммы двух дробей:
3/5, 7/9,5/7, 3/10
2\5+1\5=3\5
4\9+3/9-7\9
4/7+1/7=5/7
2/10+1/10=3/10
3/5 = 1/5+ 2/5
7/9= 2/9 +5/9
5/7 = 1/7 + 4/7
3/10 = 1/10+1/5
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Answers & Comments
2\5+1\5=3\5
4\9+3/9-7\9
4/7+1/7=5/7
2/10+1/10=3/10
Verified answer
3/5 = 1/5+ 2/5
7/9= 2/9 +5/9
5/7 = 1/7 + 4/7
3/10 = 1/10+1/5