Add 81/25 and 49/63
1st number: 3 6/25, 2nd number: 49/63
81/25 + 49/63 is 904/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 63 is 1575
Next, find the equivalent fraction of both fractional numbers with denominator 1575 - For the 1st fraction, since 25 × 63 = 1575,
81/25 = 81 × 63/25 × 63 = 5103/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
49/63 = 49 × 25/63 × 25 = 1225/1575 - Add the two like fractions:
5103/1575 + 1225/1575 = 5103 + 1225/1575 = 6328/1575 - 6328/1575 simplified gives 904/225
- So, 81/25 + 49/63 = 904/225
In mixed form: 44/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/25+98/63 81/50+49/63 81/75+49/63