Add 63/15 and 5/81
1st number: 4 3/15, 2nd number: 5/81
63/15 + 5/81 is 1726/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 81 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 15 × 27 = 405,
63/15 = 63 × 27/15 × 27 = 1701/405 - Likewise, for the 2nd fraction, since 81 × 5 = 405,
5/81 = 5 × 5/81 × 5 = 25/405 - Add the two like fractions:
1701/405 + 25/405 = 1701 + 25/405 = 1726/405 - So, 63/15 + 5/81 = 1726/405
In mixed form: 4106/405
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/15+10/81 63/30+5/81 63/15+15/81 63/45+5/81 63/15+25/81 63/75+5/81 63/15+35/81