Add 8/80 and 18/64
8/80 + 18/64 is 61/160.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 80 × 4 = 320,
8/80 = 8 × 4/80 × 4 = 32/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
18/64 = 18 × 5/64 × 5 = 90/320 - Add the two like fractions:
32/320 + 90/320 = 32 + 90/320 = 122/320 - 122/320 simplified gives 61/160
- So, 8/80 + 18/64 = 61/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/80+18/64 8/80+36/64 24/80+18/64 8/80+54/64 40/80+18/64 8/80+90/64 56/80+18/64