Add 80/40 and 9/64
1st number: 2 0/40, 2nd number: 9/64
80/40 + 9/64 is 137/64.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 40 × 8 = 320,
80/40 = 80 × 8/40 × 8 = 640/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
9/64 = 9 × 5/64 × 5 = 45/320 - Add the two like fractions:
640/320 + 45/320 = 640 + 45/320 = 685/320 - 685/320 simplified gives 137/64
- So, 80/40 + 9/64 = 137/64
In mixed form: 29/64
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/40+18/64 80/40+27/64 80/40+45/64 80/40+63/64