Compare 7/42 and 4/5
7/42 is smaller than 4/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
7/42 = 7 × 5/42 × 5 = 35/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
4/5 = 4 × 42/5 × 42 = 168/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 35/210 < 168/210 or 7/42 < 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42 and 4/5 7/42 and 8/5 7/84 and 4/5 7/42 and 4/10 21/42 and 4/5 7/42 and 12/5 7/42 and 4/15 35/42 and 4/5 7/42 and 20/5 7/42 and 4/25 49/42 and 4/5 7/42 and 28/5 7/42 and 4/35