Add 27/24 and 9/20
1st number: 1 3/24, 2nd number: 9/20
27/24 + 9/20 is 63/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
27/24 = 27 × 5/24 × 5 = 135/120 - Likewise, for the 2nd fraction, since 20 × 6 = 120,
9/20 = 9 × 6/20 × 6 = 54/120 - Add the two like fractions:
135/120 + 54/120 = 135 + 54/120 = 189/120 - 189/120 simplified gives 63/40
- So, 27/24 + 9/20 = 63/40
In mixed form: 123/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/24+9/20 27/24+18/20 27/48+9/20 27/24+9/40 81/24+9/20 27/24+27/20 27/72+9/20 27/24+9/60 27/24+45/20 27/24+63/20