Add 54/42 and 60/48
1st number: 1 12/42, 2nd number: 1 12/48
54/42 + 60/48 is 71/28.
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,
54/42 = 54 × 8/42 × 8 = 432/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
60/48 = 60 × 7/48 × 7 = 420/336 - Add the two like fractions:
432/336 + 420/336 = 432 + 420/336 = 852/336 - 852/336 simplified gives 71/28
- So, 54/42 + 60/48 = 71/28
In mixed form: 215/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84+60/48 54/42+60/96