Add 80/30 and 56/75
1st number: 2 20/30, 2nd number: 56/75
80/30 + 56/75 is 256/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
80/30 = 80 × 5/30 × 5 = 400/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
56/75 = 56 × 2/75 × 2 = 112/150 - Add the two like fractions:
400/150 + 112/150 = 400 + 112/150 = 512/150 - 512/150 simplified gives 256/75
- So, 80/30 + 56/75 = 256/75
In mixed form: 331/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/60+56/75 80/90+56/75