Add 5/7 and 80/8
1st number: 5/7, 2nd number: 10 0/8
5/7 + 80/8 is 75/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
5/7 = 5 × 8/7 × 8 = 40/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
80/8 = 80 × 7/8 × 7 = 560/56 - Add the two like fractions:
40/56 + 560/56 = 40 + 560/56 = 600/56 - 600/56 simplified gives 75/7
- So, 5/7 + 80/8 = 75/7
In mixed form: 105/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/7+80/8 5/14+80/8 5/7+80/16 15/7+80/8 5/21+80/8 5/7+80/24 25/7+80/8 5/35+80/8 5/7+80/40 35/7+80/8 5/49+80/8 5/7+80/56