Compare 7/8 and 20/28
7/8 is greater than 20/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
7/8 = 7 × 7/8 × 7 = 49/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
20/28 = 20 × 2/28 × 2 = 40/56 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 49/56 > 40/56 or 7/8 > 20/28
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