Add 54/12 and 35/28
1st number: 4 6/12, 2nd number: 1 7/28
54/12 + 35/28 is 23/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
54/12 = 54 × 7/12 × 7 = 378/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
35/28 = 35 × 3/28 × 3 = 105/84 - Add the two like fractions:
378/84 + 105/84 = 378 + 105/84 = 483/84 - 483/84 simplified gives 23/4
- So, 54/12 + 35/28 = 23/4
In mixed form: 53/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+70/28 54/24+35/28 54/12+35/56 54/36+35/28 54/12+35/84 54/60+35/28 54/84+35/28