Add 4/7 and 49/63
4/7 + 49/63 is 85/63.
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,
4/7 = 4 × 9/7 × 9 = 36/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
49/63 = 49 × 1/63 × 1 = 49/63 - Add the two like fractions:
36/63 + 49/63 = 36 + 49/63 = 85/63 - So, 4/7 + 49/63 = 85/63
In mixed form: 122/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/7+49/63 4/7+98/63 4/14+49/63 12/7+49/63 4/21+49/63 20/7+49/63 4/35+49/63 28/7+49/63 4/49+49/63