Compare 14/28 and 10/21
14/28 is greater than 10/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 21 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
14/28 = 14 × 3/28 × 3 = 42/84 - Likewise, for the 2nd fraction, since 21 × 4 = 84,
10/21 = 10 × 4/21 × 4 = 40/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/84 > 40/84 or 14/28 > 10/21
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