Add 42/27 and 3/5
1st number: 1 15/27, 2nd number: 3/5
42/27 + 3/5 is 97/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 5 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 5 × 27 = 135,
3/5 = 3 × 27/5 × 27 = 81/135 - Add the two like fractions:
210/135 + 81/135 = 210 + 81/135 = 291/135 - 291/135 simplified gives 97/45
- So, 42/27 + 3/5 = 97/45
In mixed form: 27/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+3/5 42/27+6/5 42/54+3/5 42/27+3/10 42/27+9/5 42/81+3/5 42/27+3/15 42/27+15/5 42/27+3/25 42/27+21/5 42/27+3/35