Compare 20/28 and 42/50
20/28 is smaller than 42/50
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 50 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
20/28 = 20 × 25/28 × 25 = 500/700 - Likewise, for the 2nd fraction, since 50 × 14 = 700,
42/50 = 42 × 14/50 × 14 = 588/700 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 500/700 < 588/700 or 20/28 < 42/50
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