Add 20/49 and 1/20
20/49 + 1/20 is 449/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
20/49 = 20 × 20/49 × 20 = 400/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
1/20 = 1 × 49/20 × 49 = 49/980 - Add the two like fractions:
400/980 + 49/980 = 400 + 49/980 = 449/980 - So, 20/49 + 1/20 = 449/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/49+1/20 20/49+2/20 20/98+1/20 20/49+1/40 60/49+1/20 20/49+3/20 20/49+1/60 20/49+5/20 20/49+7/20