Compare 20/5 and 81/49
1st number: 4 0/5, 2nd number: 1 32/49
20/5 is greater than 81/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
20/5 = 20 × 49/5 × 49 = 980/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
81/49 = 81 × 5/49 × 5 = 405/245 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 980/245 > 405/245 or 20/5 > 81/49
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