Add 7/25 and 28/63
7/25 + 28/63 is 163/225.
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,
7/25 = 7 × 63/25 × 63 = 441/1575 - Likewise, for the 2nd fraction, since 63 × 25 = 1575,
28/63 = 28 × 25/63 × 25 = 700/1575 - Add the two like fractions:
441/1575 + 700/1575 = 441 + 700/1575 = 1141/1575 - 1141/1575 simplified gives 163/225
- So, 7/25 + 28/63 = 163/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/25+28/63 7/25+56/63 7/50+28/63 21/25+28/63 7/25+84/63 7/75+28/63 35/25+28/63 49/25+28/63