Add 7/84 and 3/56
7/84 + 3/56 is 23/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
7/84 = 7 × 2/84 × 2 = 14/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
3/56 = 3 × 3/56 × 3 = 9/168 - Add the two like fractions:
14/168 + 9/168 = 14 + 9/168 = 23/168 - So, 7/84 + 3/56 = 23/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/84+3/56 7/84+6/56 21/84+3/56 7/84+9/56 35/84+3/56 7/84+15/56 49/84+3/56 7/84+21/56