Add 9/56 and 63/84
9/56 + 63/84 is 51/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
9/56 = 9 × 3/56 × 3 = 27/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
63/84 = 63 × 2/84 × 2 = 126/168 - Add the two like fractions:
27/168 + 126/168 = 27 + 126/168 = 153/168 - 153/168 simplified gives 51/56
- So, 9/56 + 63/84 = 51/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/56+63/84 27/56+63/84 45/56+63/84 63/56+63/84