Автор - oksanapechelieva

Вычислите:
1) 2 целые 310 - 1 целая 715 =
2) х + 2 целые 23 = 6

Ответ

Автор - alexpat
1) 2 3/10 - 1 7/15 = 2 9/30 - 1 14/30  = 25/30 = 5/6
2) x = 6 - 2 2/3
   x = 3 1/3

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