Add 36/49 and 20/63
36/49 + 20/63 is 464/441.
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,
36/49 = 36 × 9/49 × 9 = 324/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
20/63 = 20 × 7/63 × 7 = 140/441 - Add the two like fractions:
324/441 + 140/441 = 324 + 140/441 = 464/441 - So, 36/49 + 20/63 = 464/441
In mixed form: 123/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/49+20/63 36/49+40/63 36/98+20/63 36/49+60/63