Add 3/56 and 18/84
3/56 + 18/84 is 15/56.
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,
3/56 = 3 × 3/56 × 3 = 9/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
18/84 = 18 × 2/84 × 2 = 36/168 - Add the two like fractions:
9/168 + 36/168 = 9 + 36/168 = 45/168 - 45/168 simplified gives 15/56
- So, 3/56 + 18/84 = 15/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/56+18/84 3/56+36/84 9/56+18/84 3/56+54/84 15/56+18/84 3/56+90/84 21/56+18/84