Add 20/8 and 27/28
1st number: 2 4/8, 2nd number: 27/28
20/8 + 27/28 is 97/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
20/8 = 20 × 7/8 × 7 = 140/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
27/28 = 27 × 2/28 × 2 = 54/56 - Add the two like fractions:
140/56 + 54/56 = 140 + 54/56 = 194/56 - 194/56 simplified gives 97/28
- So, 20/8 + 27/28 = 97/28
In mixed form: 313/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/8+27/28 20/8+54/28 20/16+27/28 20/8+27/56 60/8+27/28 20/8+81/28 20/24+27/28 20/8+27/84 20/40+27/28 20/56+27/28