Add 42/48 and 42/56
42/48 + 42/56 is 13/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 56 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
42/48 = 42 × 7/48 × 7 = 294/336 - Likewise, for the 2nd fraction, since 56 × 6 = 336,
42/56 = 42 × 6/56 × 6 = 252/336 - Add the two like fractions:
294/336 + 252/336 = 294 + 252/336 = 546/336 - 546/336 simplified gives 13/8
- So, 42/48 + 42/56 = 13/8
In mixed form: 15/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/48+42/56 42/48+84/56 42/96+42/56