Compare 70/28 and 21/15
1st number: 2 14/28, 2nd number: 1 6/15
70/28 is greater than 21/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
70/28 = 70 × 15/28 × 15 = 1050/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
21/15 = 21 × 28/15 × 28 = 588/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1050/420 > 588/420 or 70/28 > 21/15
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