Compare 4/28 and 10/40
4/28 is smaller than 10/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 28 × 10 = 280,
4/28 = 4 × 10/28 × 10 = 40/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
10/40 = 10 × 7/40 × 7 = 70/280 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/280 < 70/280 or 4/28 < 10/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28 and 10/40 4/28 and 20/40 4/56 and 10/40 4/28 and 10/80 12/28 and 10/40 4/28 and 30/40 4/84 and 10/40 20/28 and 10/40 4/28 and 50/40 4/28 and 70/40