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Cum pot compara fractiile [tex] \frac{43}{81} [/tex] cu [tex] \frac{26}{49} [/tex] ?

Răspuns :

se aduc la acelasi numitor
43/81=43x49/81x49=2107/3969
26/49=26x81/49x81=2106/3969

deci
26/49 < 43/81