Предмет: Математика, автор: olgatoporkova85

как разделить десятичную дробь в столбик 2,25:3,125

Ответы

Автор ответа: рейчелл
2
от числа 2.25 отделяем две запятые назад и тоже самое с числом 3.125 у нас получаться числа 225 и 312.5, дальше от числа 312.5 еще одну запятую назад  и плюс один нуль к числу 225, у нас получится 2250 и 3125 
делим эти два числа 2250:3125=0.72
 и 2.25:3.125=0.72...... тоже самое
Автор ответа: Аноним
2
2.2500|3.125
- |0.72
21875
————
6250
-
6250
—————
0

olgatoporkova85: да,всё верно,спасибо большое:-)
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