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simplificati fractiile pana cand acestea devin ireductibile:

20 375 100 108 256 576
70 175 225 144 400 324

20 SUPRA 70 375 SUPRA 175


Răspuns :

20/70=2/7
375/175=15/7
100/225=4/9
108/144=9/12=3/4
256/400=16/25
576/324=64/36=16/9