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Scrie scaderile repetate ca impartire.

20-5-5-5-5=0

14-7-7=0

Scrie impartirile ca scaderi repetate.

18:9=2

16:4=4


Răspuns :

20:4=5
14:2=7
18-2-2-2-2-2-2-2-2-2=0
16-4-4-4-4=0