Add 50/21 and 56/6
1st number: 2 8/21, 2nd number: 9 2/6
50/21 + 56/6 is 82/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
50/21 = 50 × 2/21 × 2 = 100/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
56/6 = 56 × 7/6 × 7 = 392/42 - Add the two like fractions:
100/42 + 392/42 = 100 + 392/42 = 492/42 - 492/42 simplified gives 82/7
- So, 50/21 + 56/6 = 82/7
In mixed form: 115/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+56/6 50/21+56/12 50/63+56/6 50/21+56/18 50/21+56/30 50/21+56/42