Add 80/60 and 9/10
1st number: 1 20/60, 2nd number: 9/10
80/60 + 9/10 is 67/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
80/60 = 80 × 1/60 × 1 = 80/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
9/10 = 9 × 6/10 × 6 = 54/60 - Add the two like fractions:
80/60 + 54/60 = 80 + 54/60 = 134/60 - 134/60 simplified gives 67/30
- So, 80/60 + 9/10 = 67/30
In mixed form: 27/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/60+18/10 80/60+9/20 80/60+27/10 80/60+9/30 80/60+45/10 80/60+9/50 80/60+63/10 80/60+9/70