Add 80/56 and 2/7
1st number: 1 24/56, 2nd number: 2/7
80/56 + 2/7 is 12/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
80/56 = 80 × 1/56 × 1 = 80/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
2/7 = 2 × 8/7 × 8 = 16/56 - Add the two like fractions:
80/56 + 16/56 = 80 + 16/56 = 96/56 - 96/56 simplified gives 12/7
- So, 80/56 + 2/7 = 12/7
In mixed form: 15/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56+4/7 80/56+2/14 80/56+6/7 80/56+2/21 80/56+10/7 80/56+2/35 80/56+14/7 80/56+2/49