Add 54/64 and 3/20
54/64 + 3/20 is 159/160.
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,
54/64 = 54 × 5/64 × 5 = 270/320 - Likewise, for the 2nd fraction, since 20 × 16 = 320,
3/20 = 3 × 16/20 × 16 = 48/320 - Add the two like fractions:
270/320 + 48/320 = 270 + 48/320 = 318/320 - 318/320 simplified gives 159/160
- So, 54/64 + 3/20 = 159/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/64+6/20 54/64+3/40 54/64+9/20 54/64+3/60 54/64+15/20 54/64+21/20