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Cat inseamna -3,4(1)/-27,9..?

Răspuns :

[tex] \frac{-3,4(1)}{-27,9}=3 \frac{41-4}{90}: \frac{279}{10}=3 \frac{37}{90}* \frac{10}{279}= \frac{307*10}{90*279}= \frac{307}{9*279}= \frac{307}{2511} [/tex]



impartirea la fractii se face prima fractie inmultita cu inversul celei de a doua

se simplifica 90 cu 110 prin 10