Compare 21/35 and 15/48
21/35 is greater than 15/48
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 35 × 48 = 1680,
21/35 = 21 × 48/35 × 48 = 1008/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
15/48 = 15 × 35/48 × 35 = 525/1680 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1008/1680 > 525/1680 or 21/35 > 15/48
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