Add 10/72 and 28/12
1st number: 10/72, 2nd number: 2 4/12
10/72 + 28/12 is 89/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Likewise, for the 2nd fraction, since 12 × 6 = 72,
28/12 = 28 × 6/12 × 6 = 168/72 - Add the two like fractions:
10/72 + 168/72 = 10 + 168/72 = 178/72 - 178/72 simplified gives 89/36
- So, 10/72 + 28/12 = 89/36
In mixed form: 217/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/72+28/12 10/72+56/12 10/72+28/24 30/72+28/12 10/72+84/12 10/72+28/36 50/72+28/12 10/72+28/60 70/72+28/12 10/72+28/84