Add 28/56 and 25/63
28/56 + 25/63 is 113/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
28/56 = 28 × 9/56 × 9 = 252/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
25/63 = 25 × 8/63 × 8 = 200/504 - Add the two like fractions:
252/504 + 200/504 = 252 + 200/504 = 452/504 - 452/504 simplified gives 113/126
- So, 28/56 + 25/63 = 113/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/56+50/63 84/56+25/63 28/56+75/63