Add 84/56 and 6/42
1st number: 1 28/56, 2nd number: 6/42
84/56 + 6/42 is 23/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
84/56 = 84 × 3/56 × 3 = 252/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
6/42 = 6 × 4/42 × 4 = 24/168 - Add the two like fractions:
252/168 + 24/168 = 252 + 24/168 = 276/168 - 276/168 simplified gives 23/14
- So, 84/56 + 6/42 = 23/14
In mixed form: 19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/56+12/42 84/56+6/84 84/56+18/42 84/56+30/42