Compare 60/90 and 40/45
60/90 is smaller than 40/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
60/90 = 60 × 1/90 × 1 = 60/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
40/45 = 40 × 2/45 × 2 = 80/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 60/90 < 80/90 or 60/90 < 40/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90 and 80/45 60/90 and 40/90