Compare 90/40 and 10/90
1st number: 2 10/40, 2nd number: 10/90
90/40 is greater than 10/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
90/40 = 90 × 9/40 × 9 = 810/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
10/90 = 10 × 4/90 × 4 = 40/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 810/360 > 40/360 or 90/40 > 10/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40 and 20/90 90/80 and 10/90 90/40 and 30/90 90/40 and 50/90 90/40 and 70/90