Add 42/27 and 2/15
1st number: 1 15/27, 2nd number: 2/15
42/27 + 2/15 is 76/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 15 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
42/27 = 42 × 5/27 × 5 = 210/135 - Likewise, for the 2nd fraction, since 15 × 9 = 135,
2/15 = 2 × 9/15 × 9 = 18/135 - Add the two like fractions:
210/135 + 18/135 = 210 + 18/135 = 228/135 - 228/135 simplified gives 76/45
- So, 42/27 + 2/15 = 76/45
In mixed form: 131/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+2/15 42/27+4/15 42/54+2/15 42/27+2/30 42/27+6/15 42/81+2/15 42/27+2/45 42/27+10/15 42/27+2/75 42/27+14/15