Compare 21/36 and 56/63
21/36 is smaller than 56/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
21/36 = 21 × 7/36 × 7 = 147/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
56/63 = 56 × 4/63 × 4 = 224/252 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/252 < 224/252 or 21/36 < 56/63
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