Add 10/12 and 54/28
1st number: 10/12, 2nd number: 1 26/28
10/12 + 54/28 is 58/21.
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,
10/12 = 10 × 7/12 × 7 = 70/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
54/28 = 54 × 3/28 × 3 = 162/84 - Add the two like fractions:
70/84 + 162/84 = 70 + 162/84 = 232/84 - 232/84 simplified gives 58/21
- So, 10/12 + 54/28 = 58/21
In mixed form: 216/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12+54/28 10/24+54/28 10/12+54/56 30/12+54/28 10/36+54/28 10/12+54/84 50/12+54/28 10/60+54/28 70/12+54/28 10/84+54/28