Add 27/4 and 20/8
1st number: 6 3/4, 2nd number: 2 4/8
27/4 + 20/8 is 37/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
27/4 = 27 × 2/4 × 2 = 54/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
20/8 = 20 × 1/8 × 1 = 20/8 - Add the two like fractions:
54/8 + 20/8 = 54 + 20/8 = 74/8 - 74/8 simplified gives 37/4
- So, 27/4 + 20/8 = 37/4
In mixed form: 91/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4+20/8 27/4+40/8 27/8+20/8 27/4+20/16 81/4+20/8 27/4+60/8 27/12+20/8 27/4+20/24 27/20+20/8 27/4+20/40 27/28+20/8 27/4+20/56