Add 28/64 and 9/10
28/64 + 9/10 is 107/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 10 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 64 × 5 = 320,
28/64 = 28 × 5/64 × 5 = 140/320 - Likewise, for the 2nd fraction, since 10 × 32 = 320,
9/10 = 9 × 32/10 × 32 = 288/320 - Add the two like fractions:
140/320 + 288/320 = 140 + 288/320 = 428/320 - 428/320 simplified gives 107/80
- So, 28/64 + 9/10 = 107/80
In mixed form: 127/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/64+9/10 28/64+18/10 28/64+9/20 84/64+9/10 28/64+27/10 28/64+9/30 28/64+45/10 28/64+9/50 28/64+63/10 28/64+9/70