Add 15/35 and 40/27
1st number: 15/35, 2nd number: 1 13/27
15/35 + 40/27 is 361/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
15/35 = 15 × 27/35 × 27 = 405/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
40/27 = 40 × 35/27 × 35 = 1400/945 - Add the two like fractions:
405/945 + 1400/945 = 405 + 1400/945 = 1805/945 - 1805/945 simplified gives 361/189
- So, 15/35 + 40/27 = 361/189
In mixed form: 1172/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/35+40/27 15/35+80/27 15/70+40/27 15/35+40/54 45/35+40/27 15/35+40/81 75/35+40/27