Add 45/56 and 3/63
45/56 + 3/63 is 143/168.
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,
45/56 = 45 × 9/56 × 9 = 405/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
3/63 = 3 × 8/63 × 8 = 24/504 - Add the two like fractions:
405/504 + 24/504 = 405 + 24/504 = 429/504 - 429/504 simplified gives 143/168
- So, 45/56 + 3/63 = 143/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+3/63 45/56+6/63 45/56+9/63 45/56+15/63 45/56+21/63