Add 75/6 and 81/20
1st number: 12 3/6, 2nd number: 4 1/20
75/6 + 81/20 is 331/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 6 × 10 = 60,
75/6 = 75 × 10/6 × 10 = 750/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
81/20 = 81 × 3/20 × 3 = 243/60 - Add the two like fractions:
750/60 + 243/60 = 750 + 243/60 = 993/60 - 993/60 simplified gives 331/20
- So, 75/6 + 81/20 = 331/20
In mixed form: 1611/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12+81/20 75/6+81/40 75/18+81/20 75/6+81/60 75/30+81/20 75/42+81/20