Add 80/70 and 50/7
1st number: 1 10/70, 2nd number: 7 1/7
80/70 + 50/7 is 58/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
80/70 = 80 × 1/70 × 1 = 80/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
50/7 = 50 × 10/7 × 10 = 500/70 - Add the two like fractions:
80/70 + 500/70 = 80 + 500/70 = 580/70 - 580/70 simplified gives 58/7
- So, 80/70 + 50/7 = 58/7
In mixed form: 82/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70+50/14 80/70+50/21 80/70+50/35 80/70+50/49