Add 3/7 and 6/63
3/7 + 6/63 is 11/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
3/7 = 3 × 9/7 × 9 = 27/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
6/63 = 6 × 1/63 × 1 = 6/63 - Add the two like fractions:
27/63 + 6/63 = 27 + 6/63 = 33/63 - 33/63 simplified gives 11/21
- So, 3/7 + 6/63 = 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/7+6/63 3/7+12/63 3/14+6/63 9/7+6/63 3/7+18/63 3/21+6/63 15/7+6/63 3/7+30/63 3/35+6/63 21/7+6/63 3/7+42/63 3/49+6/63