Add 56/35 and 90/27
1st number: 1 21/35, 2nd number: 3 9/27
56/35 + 90/27 is 74/15.
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,
56/35 = 56 × 27/35 × 27 = 1512/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
90/27 = 90 × 35/27 × 35 = 3150/945 - Add the two like fractions:
1512/945 + 3150/945 = 1512 + 3150/945 = 4662/945 - 4662/945 simplified gives 74/15
- So, 56/35 + 90/27 = 74/15
In mixed form: 414/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/70+90/27 56/35+90/54 56/35+90/81