Virginiabibi Virginiabibi

22-09-2017
Matematică

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Suma a trei numere este286.suma primilor doi termeni este226.iar al treilea este de 3 ori mai mică decât al doilea.care este primul număr.metoda figurativa

Răspuns :

Badauana Badauana

22-09-2017

Al treilea numar: 286-226=60
Al doilea numar: 60×3=180
Primul numar:226-180=46

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