Add 6/49 and 18/63
6/49 + 18/63 is 20/49.
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,
6/49 = 6 × 9/49 × 9 = 54/441 - Likewise, for the 2nd fraction, since 63 × 7 = 441,
18/63 = 18 × 7/63 × 7 = 126/441 - Add the two like fractions:
54/441 + 126/441 = 54 + 126/441 = 180/441 - 180/441 simplified gives 20/49
- So, 6/49 + 18/63 = 20/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/49+18/63 6/49+36/63 6/98+18/63 18/49+18/63 6/49+54/63 30/49+18/63 6/49+90/63 42/49+18/63