Add 7/42 and 4/48
7/42 + 4/48 is 1/4.
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,
7/42 = 7 × 8/42 × 8 = 56/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
4/48 = 4 × 7/48 × 7 = 28/336 - Add the two like fractions:
56/336 + 28/336 = 56 + 28/336 = 84/336 - 84/336 simplified gives 1/4
- So, 7/42 + 4/48 = 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/42+4/48 7/42+8/48 7/84+4/48 7/42+4/96 21/42+4/48 7/42+12/48 35/42+4/48 7/42+20/48 49/42+4/48 7/42+28/48