Afla numerele necunoscute:Rezolvarea)x : 7 = 92x = 92 x 7x = 644
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b)100 : x = 10x = 100 : 10x = 10c)9 x X = 99
x = 99 : 9x = 11
Probleme rezolvate matematica clasa 3Probleme si exercitii rezolvate
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