Compare 21/2 and 15/35
1st number: 10 1/2, 2nd number: 15/35
21/2 is greater than 15/35
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
21/2 = 21 × 35/2 × 35 = 735/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
15/35 = 15 × 2/35 × 2 = 30/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 735/70 > 30/70 or 21/2 > 15/35
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