Compare 3/30 and 25/42
3/30 is smaller than 25/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
25/42 = 25 × 5/42 × 5 = 125/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/210 < 125/210 or 3/30 < 25/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30 and 25/42 3/30 and 50/42 3/60 and 25/42 3/30 and 25/84 9/30 and 25/42 3/30 and 75/42 3/90 and 25/42 15/30 and 25/42 21/30 and 25/42