Add 81/10 and 35/4
1st number: 8 1/10, 2nd number: 8 3/4
81/10 + 35/4 is 337/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
81/10 = 81 × 2/10 × 2 = 162/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
35/4 = 35 × 5/4 × 5 = 175/20 - Add the two like fractions:
162/20 + 175/20 = 162 + 175/20 = 337/20 - So, 81/10 + 35/4 = 337/20
In mixed form: 1617/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/10+70/4 81/20+35/4 81/10+35/8 81/30+35/4 81/10+35/12 81/50+35/4 81/10+35/20 81/70+35/4 81/10+35/28