Compare 2/90 and 24/21, Which fraction is greater?

Compare 2/90 and 24/21

1^st number: 2/90, 2^nd number: 1 3/21

2/90 is smaller than 24/21

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 21 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 90 × 7 = 630,
2/90 = 2 × 7/90 × 7 = 14/630
Likewise, for the 2nd fraction, since 21 × 30 = 630,
24/21 = 24 × 30/21 × 30 = 720/630
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
14/630 < 720/630 or 2/90 < 24/21

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