Add 2/42 and 18/56
2/42 + 18/56 is 31/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
2/42 = 2 × 4/42 × 4 = 8/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Add the two like fractions:
8/168 + 54/168 = 8 + 54/168 = 62/168 - 62/168 simplified gives 31/84
- So, 2/42 + 18/56 = 31/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/42+18/56 2/42+36/56 2/84+18/56 6/42+18/56 2/42+54/56 10/42+18/56 2/42+90/56 14/42+18/56