Add 54/64 and 56/20
1st number: 54/64, 2nd number: 2 16/20
54/64 + 56/20 is 583/160.
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,
56/20 = 56 × 16/20 × 16 = 896/320 - Add the two like fractions:
270/320 + 896/320 = 270 + 896/320 = 1166/320 - 1166/320 simplified gives 583/160
- So, 54/64 + 56/20 = 583/160
In mixed form: 3103/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/64+56/40 54/64+56/60