Add 54/24 and 54/42
1st number: 2 6/24, 2nd number: 1 12/42
54/24 + 54/42 is 99/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
54/24 = 54 × 7/24 × 7 = 378/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
54/42 = 54 × 4/42 × 4 = 216/168 - Add the two like fractions:
378/168 + 216/168 = 378 + 216/168 = 594/168 - 594/168 simplified gives 99/28
- So, 54/24 + 54/42 = 99/28
In mixed form: 315/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/48+54/42 54/24+54/84 54/72+54/42