Add 27/20 and 9/24
1st number: 1 7/20, 2nd number: 9/24
27/20 + 9/24 is 69/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
27/20 = 27 × 6/20 × 6 = 162/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
9/24 = 9 × 5/24 × 5 = 45/120 - Add the two like fractions:
162/120 + 45/120 = 162 + 45/120 = 207/120 - 207/120 simplified gives 69/40
- So, 27/20 + 9/24 = 69/40
In mixed form: 129/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+9/24 27/20+18/24 27/40+9/24 27/20+9/48 81/20+9/24 27/20+27/24 27/60+9/24 27/20+9/72 27/20+45/24 27/20+63/24