Compare 3/12 and 72/63
1st number: 3/12, 2nd number: 1 9/63
3/12 is smaller than 72/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
3/12 = 3 × 21/12 × 21 = 63/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
72/63 = 72 × 4/63 × 4 = 288/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 63/252 < 288/252 or 3/12 < 72/63
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