Compare 4/5 and 28/40
4/5 is greater than 28/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
4/5 = 4 × 8/5 × 8 = 32/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
28/40 = 28 × 1/40 × 1 = 28/40 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 32/40 > 28/40 or 4/5 > 28/40
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