Ответ:
29/30-23/30=6/30=1/5;
29/30-1/15=29/30-2/30=27/30;
29/30-1/4=29/30-15/30=14/30=7/15;
29/30-1/3=29/30-10/30=19/30.
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Ответ:
29/30-23/30=6/30=1/5;
29/30-1/15=29/30-2/30=27/30;
29/30-1/4=29/30-15/30=14/30=7/15;
29/30-1/3=29/30-10/30=19/30.