Add 1/8 and 18/80
1/8 + 18/80 is 7/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
1/8 = 1 × 10/8 × 10 = 10/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
18/80 = 18 × 1/80 × 1 = 18/80 - Add the two like fractions:
10/80 + 18/80 = 10 + 18/80 = 28/80 - 28/80 simplified gives 7/20
- So, 1/8 + 18/80 = 7/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/8+18/80 1/8+36/80 1/16+18/80 3/8+18/80 1/8+54/80 1/24+18/80 5/8+18/80 1/8+90/80 1/40+18/80 7/8+18/80 1/56+18/80