Add 80/63 and 1/80
1st number: 1 17/63, 2nd number: 1/80
80/63 + 1/80 is 6463/5040.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
80/63 = 80 × 80/63 × 80 = 6400/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
1/80 = 1 × 63/80 × 63 = 63/5040 - Add the two like fractions:
6400/5040 + 63/5040 = 6400 + 63/5040 = 6463/5040 - So, 80/63 + 1/80 = 6463/5040
In mixed form: 11423/5040
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/63+2/80 80/63+3/80 80/63+5/80 80/63+7/80