Răspuns:
Explicație pas cu pas:
23/45
numarator / numitor
numarator = 23
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1/11, 2/11, 3/11, 4/11, 5/11, 6/11, 7/11, 8/11, 9/11, 10/11
10 fractii subunitare
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6/1, 6/2, 6/3, 6/4, 6/5
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2/3 = 4/6 adevarat
2/3 = 6/8 fals
2/3 = 4/6 = 6/8 fals