Add 3/15 and 63/7
1st number: 3/15, 2nd number: 9 0/7
3/15 + 63/7 is 46/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
3/15 = 3 × 7/15 × 7 = 21/105 - Likewise, for the 2nd fraction, since 7 × 15 = 105,
63/7 = 63 × 15/7 × 15 = 945/105 - Add the two like fractions:
21/105 + 945/105 = 21 + 945/105 = 966/105 - 966/105 simplified gives 46/5
- So, 3/15 + 63/7 = 46/5
In mixed form: 91/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15+63/7 3/30+63/7 3/15+63/14 9/15+63/7 3/45+63/7 3/15+63/21 3/75+63/7 3/15+63/35 21/15+63/7 3/15+63/49