Решите примеры 5/12+5/6-3/4;4/9-3/10+1/2;5/8+1/10-7/25. Created by lapochka2501. matematika-ru

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Решите примеры 5/12+5/6-3/4;4/9-3/10+1/2;5/8+1/10-7/25

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samotugaa 5/12+5/6-3/4=5/12+10/12-9/12=(5+10-9)/12=6/12=1/2. 4/9-3/10+1/2=40/90-27/90+45/90=(40-27+45)/90=58/90=29/45. 5/8+1/10-7/25=125/200+20/200-56/200=(125+20-56)/200=89/200.

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9 provalov ki ostavshijsya posle togo kak otrezali pervuyu chast najdite dlinu kazhd

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5 metra06d3c31db33c2cc7838982c5874d5b79 74062

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najdite chislo znaya chto 2 ego ravny 71565011

9 provalov ki ostavshijsya posle togo kak otrezali pervuyu chast najdite dlinu kazhd

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