Compare 28/21 and 12/35
1st number: 1 7/21, 2nd number: 12/35
28/21 is greater than 12/35
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
28/21 = 28 × 5/21 × 5 = 140/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
12/35 = 12 × 3/35 × 3 = 36/105 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/105 > 36/105 or 28/21 > 12/35
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