Compare 21/9 and 7/10
1st number: 2 3/9, 2nd number: 7/10
219 is greater than 710
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
219 = 21 × 109 × 10 = 21090 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
710 = 7 × 910 × 9 = 6390 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21090 > 6390 or 219 > 710
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