Compare 10/70 and 90/84, Which fraction is greater?

Compare 10/70 and 90/84

1^st number: 10/70, 2^nd number: 1 6/84

10/70 is smaller than 90/84

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 70 × 6 = 420,
10/70 = 10 × 6/70 × 6 = 60/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
90/84 = 90 × 5/84 × 5 = 450/420
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
60/420 < 450/420 or 10/70 < 90/84

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