Add 20/21 and 14/50
20/21 + 14/50 is 647/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 21 × 50 = 1050,
20/21 = 20 × 50/21 × 50 = 1000/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
14/50 = 14 × 21/50 × 21 = 294/1050 - Add the two like fractions:
1000/1050 + 294/1050 = 1000 + 294/1050 = 1294/1050 - 1294/1050 simplified gives 647/525
- So, 20/21 + 14/50 = 647/525
In mixed form: 1122/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/21+14/50 20/21+28/50 20/42+14/50 60/21+14/50 20/21+42/50 20/63+14/50 20/21+70/50 20/21+98/50