Compare 1/42 and 81/12
1st number: 1/42, 2nd number: 6 9/12
1/42 is smaller than 81/12
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
1/42 = 1 × 2/42 × 2 = 2/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
81/12 = 81 × 7/12 × 7 = 567/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 2/84 < 567/84 or 1/42 < 81/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/42 and 81/12 1/84 and 81/12 1/42 and 81/24 3/42 and 81/12 1/42 and 81/36 5/42 and 81/12 1/42 and 81/60 7/42 and 81/12 1/42 and 81/84