Compare 21/49 and 5/8
21/49 is smaller than 5/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
21/49 = 21 × 8/49 × 8 = 168/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
5/8 = 5 × 49/8 × 49 = 245/392 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 168/392 < 245/392 or 21/49 < 5/8
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