6) (8/11)² · 11/32 = 8²/11² · 11/32 = 64/121 · 11/32 = (2·1)/(11·1) = 2/11;
8) (2/3)² · 15/24 = 2²/3² · 15/24 = 4/9 · 15/24 = (1·5)/(3·6) = 5/18.
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6) 5 6/13 - 2 = 3 целых 6/13;
8) 2 3/14 - 1 = 1 целая 3/14.
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6) (8/11)² · 11/32 = 8²/11² · 11/32 = 64/121 · 11/32 = (2·1)/(11·1) = 2/11;
8) (2/3)² · 15/24 = 2²/3² · 15/24 = 4/9 · 15/24 = (1·5)/(3·6) = 5/18.
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6) 5 6/13 - 2 = 3 целых 6/13;
8) 2 3/14 - 1 = 1 целая 3/14.