Предмет: Математика, автор: sofianasybullina517

Арифметические действия с целыми и дробными числами.
1) За год семья накопила на сберкнижке 10 000 р. Из этих
денег 5 400 р. были истрачены на покупку путёвок в дом отды-
ха. Сколько денег осталось на сберкнижке?
2) На джемпер 48-го размера требуется 640 г шерстяной пря-
жи, а на такой же джемпер 46-го размера на 100 г шерсти
меньше. Сколько шерстяной пряжи требуется на джемпер 46-го
размера такого же фасона?
Помогите пожалуйста​

Ответы

Автор ответа: njf1re
0

#1

10000 - 5400 = 4600 руб

Ответ: 4600 руб

#2

640 - 100 = 540 гр

Ответ: 540 гр

Автор ответа: janga999
0

1)10 000-5 400=4 600 (рублей)

Ответ:4 600 рублей осталось на сберкнижке

2)640-100=540(грамм)

Ответ:на джемпер 46-го размера требуется 540 грамм шерсти

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