Compare 21/5 and 8/63
1st number: 4 1/5, 2nd number: 8/63
21/5 is greater than 8/63
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
21/5 = 21 × 63/5 × 63 = 1323/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
8/63 = 8 × 5/63 × 5 = 40/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1323/315 > 40/315 or 21/5 > 8/63
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