Compare 42/5 and 40/7
1st number: 8 2/5, 2nd number: 5 5/7
42/5 is greater than 40/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
42/5 = 42 × 7/5 × 7 = 294/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
40/7 = 40 × 5/7 × 5 = 200/35 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 294/35 > 200/35 or 42/5 > 40/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5 and 40/7 42/5 and 80/7 42/10 and 40/7 42/5 and 40/14 42/15 and 40/7 42/5 and 40/21 42/25 and 40/7 42/5 and 40/35 42/35 and 40/7 42/5 and 40/49