Compare 2/12 and 45/42, Which fraction is greater?

Compare 2/12 and 45/42

1^st number: 2/12, 2^nd number: 1 3/42

2/12 is smaller than 45/42

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
2/12 = 2 × 7/12 × 7 = 14/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
45/42 = 45 × 2/42 × 2 = 90/84
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
14/84 < 90/84 or 2/12 < 45/42

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