Add 3/56 and 3/42
3/56 + 3/42 is 1/8.
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,
3/56 = 3 × 3/56 × 3 = 9/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
3/42 = 3 × 4/42 × 4 = 12/168 - Add the two like fractions:
9/168 + 12/168 = 9 + 12/168 = 21/168 - 21/168 simplified gives 1/8
- So, 3/56 + 3/42 = 1/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/56+3/42 3/56+6/42 3/56+3/84 9/56+3/42 3/56+9/42 15/56+3/42 3/56+15/42 21/56+3/42 3/56+21/42