Add 81/8 and 35/5
1st number: 10 1/8, 2nd number: 7 0/5
81/8 + 35/5 is 137/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
81/8 = 81 × 5/8 × 5 = 405/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
35/5 = 35 × 8/5 × 8 = 280/40 - Add the two like fractions:
405/40 + 280/40 = 405 + 280/40 = 685/40 - 685/40 simplified gives 137/8
- So, 81/8 + 35/5 = 137/8
In mixed form: 171/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/8+70/5 81/16+35/5 81/8+35/10 81/24+35/5 81/8+35/15 81/40+35/5 81/8+35/25 81/56+35/5