Compare 1/42 and 25/15
1st number: 1/42, 2nd number: 1 10/15
1/42 is smaller than 25/15
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
1/42 = 1 × 5/42 × 5 = 5/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
25/15 = 25 × 14/15 × 14 = 350/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 5/210 < 350/210 or 1/42 < 25/15
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 25/15 1/42 and 50/15 1/84 and 25/15 1/42 and 25/30 3/42 and 25/15 1/42 and 75/15 1/42 and 25/45 5/42 and 25/15 1/42 and 25/75 7/42 and 25/15