Выполнить сложение и вычитание дробей 4/15+3/5 3/8+7/20 3/16+1/24 1 9/14+2 1/7 1 5/8+2 9/16 7/10-1/2 13/20-3/8
115
492
Ответы на вопрос:
4/15 + 3/5 = 4/15 + 9/15 = 13/15 3/8 + 7/20 = 15/40 + 14/40 = 29/40 3/16 + 1/24 = 9/48 + 2/48 = 11/48 1 9/14 + 2 1/7 = 2 + (9/14 + 1/7) = 2 + (9/14 + 2/14) = 2 + 11/14 = 2 11/14 1 5/8 + 2 9/16 = 3 + (5/8 + 9/16) = 3 + (10/16 + 9/16) = 3 + 19/16 = 4 3/16 7/10 - 1/2 = 7/10 - 5/10 = 2/10 = 1/5 13/20 / 3/8 = 26/40 - 15/40 = 11/40
Популярно: Математика
-
shrnv02.10.2020 14:01
-
Vita081410.08.2021 07:59
-
radion200523.02.2020 04:28
-
irinalove230.01.2023 02:28
-
shurik2302198304.01.2023 00:28
-
kmelnuk506.04.2022 02:52
-
AnnaMarkeca9125.06.2021 13:17
-
elizovetadobinda02.03.2020 12:15
-
manechka240703.04.2022 17:40
-
katyakantalins05.06.2023 19:01