Add 30/5 and 81/56
1st number: 6 0/5, 2nd number: 1 25/56
30/5 + 81/56 is 417/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
30/5 = 30 × 56/5 × 56 = 1680/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
81/56 = 81 × 5/56 × 5 = 405/280 - Add the two like fractions:
1680/280 + 405/280 = 1680 + 405/280 = 2085/280 - 2085/280 simplified gives 417/56
- So, 30/5 + 81/56 = 417/56
In mixed form: 725/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5+81/56 30/10+81/56 90/5+81/56 30/15+81/56 30/25+81/56 30/35+81/56