Предмет: Математика, автор: фатина24

4 одинаковые тетради и ручка стоит 92 рубля, на сколько дороже тетрадь чем ручка если ручка стоит 12 рублей

Ответы

Автор ответа: Навсегда1
0

92-12=80(руб) стоят 4 тетради

80:4=20(руб) стоит тетрадь

20-12=на8 руб

 

 

 

 

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