Add 30/42 and 75/48
1st number: 30/42, 2nd number: 1 27/48
30/42 + 75/48 is 255/112.
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,
30/42 = 30 × 8/42 × 8 = 240/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
75/48 = 75 × 7/48 × 7 = 525/336 - Add the two like fractions:
240/336 + 525/336 = 240 + 525/336 = 765/336 - 765/336 simplified gives 255/112
- So, 30/42 + 75/48 = 255/112
In mixed form: 231/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+75/48 30/84+75/48 30/42+75/96 90/42+75/48