Add 5/48 and 20/90
5/48 + 20/90 is 47/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
5/48 = 5 × 15/48 × 15 = 75/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
20/90 = 20 × 8/90 × 8 = 160/720 - Add the two like fractions:
75/720 + 160/720 = 75 + 160/720 = 235/720 - 235/720 simplified gives 47/144
- So, 5/48 + 20/90 = 47/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/48+20/90 5/48+40/90 5/96+20/90 15/48+20/90 5/48+60/90 25/48+20/90 35/48+20/90