Add 9/27 and 35/20
1st number: 9/27, 2nd number: 1 15/20
9/27 + 35/20 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
9/27 = 9 × 20/27 × 20 = 180/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
35/20 = 35 × 27/20 × 27 = 945/540 - Add the two like fractions:
180/540 + 945/540 = 180 + 945/540 = 1125/540 - 1125/540 simplified gives 25/12
- So, 9/27 + 35/20 = 25/12
In mixed form: 21/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/27+35/20 9/27+70/20 9/54+35/20 9/27+35/40 9/81+35/20 9/27+35/60 45/27+35/20 63/27+35/20