Add 21/48 and 35/50
21/48 + 35/50 is 91/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 50 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 48 × 25 = 1200,
21/48 = 21 × 25/48 × 25 = 525/1200 - Likewise, for the 2nd fraction, since 50 × 24 = 1200,
35/50 = 35 × 24/50 × 24 = 840/1200 - Add the two like fractions:
525/1200 + 840/1200 = 525 + 840/1200 = 1365/1200 - 1365/1200 simplified gives 91/80
- So, 21/48 + 35/50 = 91/80
In mixed form: 111/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/48+35/50 21/48+70/50 21/96+35/50 63/48+35/50