Add 2/27 and 24/21
1st number: 2/27, 2nd number: 1 3/21
2/27 + 24/21 is 230/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 21 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
2/27 = 2 × 7/27 × 7 = 14/189 - Likewise, for the 2nd fraction, since 21 × 9 = 189,
24/21 = 24 × 9/21 × 9 = 216/189 - Add the two like fractions:
14/189 + 216/189 = 14 + 216/189 = 230/189 - So, 2/27 + 24/21 = 230/189
In mixed form: 141/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/27+24/21 2/27+48/21 2/54+24/21 2/27+24/42 6/27+24/21 2/27+72/21 2/81+24/21 2/27+24/63 10/27+24/21 14/27+24/21