Предмет: Математика, автор: 02092012

Вычисли.Замени,где возможно сложение умножение и сделай новые записи 3+3+3+3= 9+9+6= 42+42= 20+20+20=

Ответы

Автор ответа: Valentina1401

3*4=12

9*2+6=24

42*2=84

20*3=60

Автор ответа: hether

3+3+3+3=9+9+6=42+42=20+20+20 3*4=9*2+6=42*2=20*3

*=УМНОЖИТЬ

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