$$2 / 9$$ and $$14 / 63$$
Given fractions are $$2 / 9$$ and $$14 / 63$$
By cross multiplication we get
$$(2 \times 63) = 126$$
$$(9 \times 14) = 126$$
Now $$(2 \times 63) = (9 \times 14) = 126$$
Hence, $$2 / 9$$ and $$14 / 63$$ are the pairs of equivalent fractions.