Compare 40/10 and 70/20
1st number: 4 0/10, 2nd number: 3 10/20
40/10 is greater than 70/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
40/10 = 40 × 2/10 × 2 = 80/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
70/20 = 70 × 1/20 × 1 = 70/20 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 80/20 > 70/20 or 40/10 > 70/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10 and 70/20 40/20 and 70/20 40/10 and 70/40 40/30 and 70/20 40/10 and 70/60 40/50 and 70/20 40/70 and 70/20