Compare 21/35 and 4/7
21/35 is greater than 4/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
21/35 = 21 × 1/35 × 1 = 21/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
4/7 = 4 × 5/7 × 5 = 20/35 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/35 > 20/35 or 21/35 > 4/7
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