Решите дроби 2/5+7/15 2/5+9/10 2/5+3/8 2/5+1 1/5 - вопрос №257152591025382511525295834781 от Юлька1150989776543 30.01.2022 18:27

Question

Математика: Решите дроби 2/5+7/15 2/5+9/10 2/5+3/8 2/5+1 1/5 2/5+2/9

Юлька1150989776543 · Answer

2/5 + 7/15 = 6/15 + 7/15 = 13/152/5 + 9/10 = 4/10 + 9/10 = 13/10 = 1 3/102/5 + 3/8 = 16/40 + 15/40 = 31/402/5 + 11/5 = 13/5 = 2 3/52/5 + 2/9 = 18/45 + 10/45 = 28/45...