Add 27/42 and 15/75
27/42 + 15/75 is 59/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
27/42 = 27 × 25/42 × 25 = 675/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
15/75 = 15 × 14/75 × 14 = 210/1050 - Add the two like fractions:
675/1050 + 210/1050 = 675 + 210/1050 = 885/1050 - 885/1050 simplified gives 59/70
- So, 27/42 + 15/75 = 59/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42+15/75 27/42+30/75 27/84+15/75 81/42+15/75 27/42+45/75