Add 36/42 and 81/48
1st number: 36/42, 2nd number: 1 33/48
36/42 + 81/48 is 285/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 42 × 8 = 336,
36/42 = 36 × 8/42 × 8 = 288/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
81/48 = 81 × 7/48 × 7 = 567/336 - Add the two like fractions:
288/336 + 567/336 = 288 + 567/336 = 855/336 - 855/336 simplified gives 285/112
- So, 36/42 + 81/48 = 285/112
In mixed form: 261/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/42+81/48 36/84+81/48 36/42+81/96