Add 20/8 and 60/63
1st number: 2 4/8, 2nd number: 60/63
20/8 + 60/63 is 145/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
20/8 = 20 × 63/8 × 63 = 1260/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
60/63 = 60 × 8/63 × 8 = 480/504 - Add the two like fractions:
1260/504 + 480/504 = 1260 + 480/504 = 1740/504 - 1740/504 simplified gives 145/42
- So, 20/8 + 60/63 = 145/42
In mixed form: 319/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+60/63 20/16+60/63 60/8+60/63 20/24+60/63 20/40+60/63 20/56+60/63