Add 20/49 and 5/63
20/49 + 5/63 is 215/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 63 is 441
Next, find the equivalent fraction of both fractional numbers with denominator 441 - For the 1st fraction, since 49 × 9 = 441,
20/49 = 20 × 9/49 × 9 = 180/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
5/63 = 5 × 7/63 × 7 = 35/441 - Add the two like fractions:
180/441 + 35/441 = 180 + 35/441 = 215/441 - So, 20/49 + 5/63 = 215/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/49+5/63 20/49+10/63 20/98+5/63 60/49+5/63 20/49+15/63 20/49+25/63 20/49+35/63