Add 15/64 and 6/20
15/64 + 6/20 is 171/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 20 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
15/64 = 15 × 5/64 × 5 = 75/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
6/20 = 6 × 16/20 × 16 = 96/320 - Add the two like fractions:
75/320 + 96/320 = 75 + 96/320 = 171/320 - So, 15/64 + 6/20 = 171/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/64+6/20 15/64+12/20 15/64+6/40 45/64+6/20 15/64+18/20 15/64+6/60 75/64+6/20 15/64+30/20 15/64+42/20