Автор - endgren3232

помогите решить пример

Ответ

Автор - wendyk
5 frac{7}{8} - frac{9}{10} = frac{470}{80} - frac{72}{80} = frac{398}{80} = 4frac{39}{40}
7 frac{5}{12} - 3frac{2}{9} = frac{89}{12} - frac{29}{9} = frac{267}{36} - frac{116}{36} = frac{151}{36} = 4frac{7}{36}

Ответ

Автор - DashkaZ125

7 5/12-3 2/9=7 15/36-3 8/36=4 7/36

10 1/2-4 9/14=10 7/14-4 9/14=9 21/14-4 9/14=5 12/14=5 6/7

7 4/7-5 7/9=7 36/63-5 49/63=6 99/63-5 49/63=1 50/63

2 3/10-1 11/15=2 9/30-1 22/30=1 39/30-1 22/30=17/30

5 3/8-3 5/6=5 9/24-3 20/24=4 33/24-3 20/24=1 13/24

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