Today's problem: Aflati a o suta una zecimala


	Thursday, 13 november 2014

Aflati a o suta una zecimala

Proposed by Gabi Offline


(2 comments)	3.993 times displayed

Aflati a o suta una zecimala a numarului 2,34(125) .


View the Solution Se rezolva parcurgand urmatoarele etape: * 2,34(125) = 2,34125125125125.........125............. din 101 se scade numarul de cifre care sunt in afara perioadei : 101 2 = 99 rezultatul care ramine se imparte la numarul de cifre din perioada : 99 :3 = 33 rest 0 * daca restul este: 0 atunci zecimala 101 este ultima cifra din perioada, adica 5 * daca restul este: 1 atunci zecimala 101 este prima cifra din perioada, adica 1 * daca restul este: 2 atunci zecimala 101 este a doua cifra din perioada, adica 2

Tags:

problema zilei, probleme de matematica, amuzante, matematica amuzanta, zecimale

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