Compare 4/9 and 70/90
4/9 is smaller than 70/90
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
4/9 = 4 × 10/9 × 10 = 40/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
70/90 = 70 × 1/90 × 1 = 70/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 40/90 < 70/90 or 4/9 < 70/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/9 and 70/90 4/18 and 70/90 12/9 and 70/90 4/27 and 70/90 20/9 and 70/90 4/45 and 70/90 28/9 and 70/90 4/63 and 70/90