Compare 12/70 and 42/25, Which fraction is greater?

Compare 12/70 and 42/25

1^st number: 12/70, 2^nd number: 1 17/25

12/70 is smaller than 42/25

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 25 is 350

Next, find the equivalent fraction of both fractional numbers with denominator 350
For the 1st fraction, since 70 × 5 = 350,
12/70 = 12 × 5/70 × 5 = 60/350
Likewise, for the 2nd fraction, since 25 × 14 = 350,
42/25 = 42 × 14/25 × 14 = 588/350
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
60/350 < 588/350 or 12/70 < 42/25

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