Add 81/6 and 16/7
1st number: 13 3/6, 2nd number: 2 2/7
81/6 + 16/7 is 221/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
81/6 = 81 × 7/6 × 7 = 567/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
16/7 = 16 × 6/7 × 6 = 96/42 - Add the two like fractions:
567/42 + 96/42 = 567 + 96/42 = 663/42 - 663/42 simplified gives 221/14
- So, 81/6 + 16/7 = 221/14
In mixed form: 1511/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/6+32/7 81/12+16/7 81/6+16/14 81/6+48/7 81/18+16/7 81/6+16/21 81/6+80/7 81/30+16/7 81/6+16/35 81/42+16/7 81/6+16/49