Add 20/63 and 40/8
1st number: 20/63, 2nd number: 5 0/8
20/63 + 40/8 is 335/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
20/63 = 20 × 8/63 × 8 = 160/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
40/8 = 40 × 63/8 × 63 = 2520/504 - Add the two like fractions:
160/504 + 2520/504 = 160 + 2520/504 = 2680/504 - 2680/504 simplified gives 335/63
- So, 20/63 + 40/8 = 335/63
In mixed form: 520/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/63+40/8 20/63+80/8 20/63+40/16 60/63+40/8 20/63+40/24 20/63+40/56