Compare 42/40 and 14/21
1st number: 1 2/40, 2nd number: 14/21
42/40 is greater than 14/21
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 21 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 40 × 21 = 840,
42/40 = 42 × 21/40 × 21 = 882/840 - Likewise, for the 2nd fraction, since 21 × 40 = 840,
14/21 = 14 × 40/21 × 40 = 560/840 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 882/840 > 560/840 or 42/40 > 14/21
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