Compare 81/15 and 70/28
1st number: 5 6/15, 2nd number: 2 14/28
81/15 is greater than 70/28
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
81/15 = 81 × 28/15 × 28 = 2268/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
70/28 = 70 × 15/28 × 15 = 1050/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2268/420 > 1050/420 or 81/15 > 70/28
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