Add 10/48 and 80/90
10/48 + 80/90 is 79/72.
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,
10/48 = 10 × 15/48 × 15 = 150/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
80/90 = 80 × 8/90 × 8 = 640/720 - Add the two like fractions:
150/720 + 640/720 = 150 + 640/720 = 790/720 - 790/720 simplified gives 79/72
- So, 10/48 + 80/90 = 79/72
In mixed form: 17/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/48+80/90 10/96+80/90 30/48+80/90 50/48+80/90 70/48+80/90