Add 10/4 and 81/28
1st number: 2 2/4, 2nd number: 2 25/28
10/4 + 81/28 is 151/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
10/4 = 10 × 7/4 × 7 = 70/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
81/28 = 81 × 1/28 × 1 = 81/28 - Add the two like fractions:
70/28 + 81/28 = 70 + 81/28 = 151/28 - So, 10/4 + 81/28 = 151/28
In mixed form: 511/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4+81/28 10/8+81/28 10/4+81/56 30/4+81/28 10/12+81/28 10/4+81/84 50/4+81/28 10/20+81/28 70/4+81/28 10/28+81/28