Compare 20/28 and 2/7
20/28 is greater than 2/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
20/28 = 20 × 1/28 × 1 = 20/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
2/7 = 2 × 4/7 × 4 = 8/28 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/28 > 8/28 or 20/28 > 2/7
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