Add 10/8 and 18/80
1st number: 1 2/8, 2nd number: 18/80
10/8 + 18/80 is 59/40.
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,
10/8 = 10 × 10/8 × 10 = 100/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
18/80 = 18 × 1/80 × 1 = 18/80 - Add the two like fractions:
100/80 + 18/80 = 100 + 18/80 = 118/80 - 118/80 simplified gives 59/40
- So, 10/8 + 18/80 = 59/40
In mixed form: 119/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8+18/80 10/8+36/80 10/16+18/80 30/8+18/80 10/8+54/80 10/24+18/80 50/8+18/80 10/8+90/80 10/40+18/80 70/8+18/80 10/56+18/80