Compare 7/28 and 8/42
7/28 is greater than 8/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
7/28 = 7 × 3/28 × 3 = 21/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
8/42 = 8 × 2/42 × 2 = 16/84 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/84 > 16/84 or 7/28 > 8/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28 and 8/42 7/28 and 16/42 7/56 and 8/42 7/28 and 8/84 21/28 and 8/42 7/28 and 24/42 7/84 and 8/42 35/28 and 8/42 7/28 and 40/42 49/28 and 8/42 7/28 and 56/42