Add 84/21 and 5/6
1st number: 4 0/21, 2nd number: 5/6
84/21 + 5/6 is 29/6.
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,
84/21 = 84 × 2/21 × 2 = 168/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
5/6 = 5 × 7/6 × 7 = 35/42 - Add the two like fractions:
168/42 + 35/42 = 168 + 35/42 = 203/42 - 203/42 simplified gives 29/6
- So, 84/21 + 5/6 = 29/6
In mixed form: 45/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/21+10/6 84/42+5/6 84/21+5/12 84/21+15/6 84/63+5/6 84/21+5/18 84/21+25/6 84/21+5/30 84/21+35/6 84/21+5/42