Compare 21/8 and 30/25
1st number: 2 5/8, 2nd number: 1 5/25
21/8 is greater than 30/25
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 25 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
21/8 = 21 × 25/8 × 25 = 525/200 - Likewise, for the 2nd fraction, since 25 × 8 = 200,
30/25 = 30 × 8/25 × 8 = 240/200 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 525/200 > 240/200 or 21/8 > 30/25
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