Compare 4/30 and 2/7
4/30 is smaller than 2/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
4/30 = 4 × 7/30 × 7 = 28/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
2/7 = 2 × 30/7 × 30 = 60/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 28/210 < 60/210 or 4/30 < 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30 and 2/7 4/30 and 4/7 4/60 and 2/7 4/30 and 2/14 12/30 and 2/7 4/30 and 6/7 4/90 and 2/7 4/30 and 2/21 20/30 and 2/7 4/30 and 10/7 4/30 and 2/35 28/30 and 2/7 4/30 and 14/7 4/30 and 2/49