Add 4/5 and 84/64
1st number: 4/5, 2nd number: 1 20/64
4/5 + 84/64 is 169/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
4/5 = 4 × 64/5 × 64 = 256/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
84/64 = 84 × 5/64 × 5 = 420/320 - Add the two like fractions:
256/320 + 420/320 = 256 + 420/320 = 676/320 - 676/320 simplified gives 169/80
- So, 4/5 + 84/64 = 169/80
In mixed form: 29/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5+84/64 4/10+84/64 12/5+84/64 4/15+84/64 20/5+84/64 4/25+84/64 28/5+84/64 4/35+84/64