Compare 21/8 and 28/56
1st number: 2 5/8, 2nd number: 28/56
21/8 is greater than 28/56
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
21/8 = 21 × 7/8 × 7 = 147/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
28/56 = 28 × 1/56 × 1 = 28/56 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/56 > 28/56 or 21/8 > 28/56
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