Compare 7/10 and 40/81
7/10 is greater than 40/81
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
7/10 = 7 × 81/10 × 81 = 567/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
40/81 = 40 × 10/81 × 10 = 400/810 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 567/810 > 400/810 or 7/10 > 40/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10 and 40/81 7/10 and 80/81 7/20 and 40/81 21/10 and 40/81 7/30 and 40/81 35/10 and 40/81 7/50 and 40/81 49/10 and 40/81 7/70 and 40/81