Compare 90/63 and 42/12
1st number: 1 27/63, 2nd number: 3 6/12
90/63 is smaller than 42/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 12 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
90/63 = 90 × 4/63 × 4 = 360/252 - Likewise, for the 2nd fraction, since 12 × 21 = 252,
42/12 = 42 × 21/12 × 21 = 882/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/252 < 882/252 or 90/63 < 42/12
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