Add 10/28 and 8/7
1st number: 10/28, 2nd number: 1 1/7
10/28 + 8/7 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
10/28 = 10 × 1/28 × 1 = 10/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
8/7 = 8 × 4/7 × 4 = 32/28 - Add the two like fractions:
10/28 + 32/28 = 10 + 32/28 = 42/28 - 42/28 simplified gives 3/2
- So, 10/28 + 8/7 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28+8/7 10/28+16/7 10/56+8/7 10/28+8/14 30/28+8/7 10/28+24/7 10/84+8/7 10/28+8/21 50/28+8/7 10/28+40/7 10/28+8/35 70/28+8/7 10/28+56/7 10/28+8/49