Compare 5/70 and 90/40, Which fraction is greater?

Compare 5/70 and 90/40

1^st number: 5/70, 2^nd number: 2 10/40

5/70 is smaller than 90/40

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 40 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 70 × 4 = 280,
5/70 = 5 × 4/70 × 4 = 20/280
Likewise, for the 2nd fraction, since 40 × 7 = 280,
90/40 = 90 × 7/40 × 7 = 630/280
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
20/280 < 630/280 or 5/70 < 90/40

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