Add 20/64 and 6/63
20/64 + 6/63 is 137/336.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 63 is 4032
Next, find the equivalent fraction of both fractional numbers with denominator 4032 - For the 1st fraction, since 64 × 63 = 4032,
20/64 = 20 × 63/64 × 63 = 1260/4032 - Likewise, for the 2nd fraction, since 63 × 64 = 4032,
6/63 = 6 × 64/63 × 64 = 384/4032 - Add the two like fractions:
1260/4032 + 384/4032 = 1260 + 384/4032 = 1644/4032 - 1644/4032 simplified gives 137/336
- So, 20/64 + 6/63 = 137/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/64+6/63 20/64+12/63 60/64+6/63 20/64+18/63 20/64+30/63 20/64+42/63