Add 35/45 and 30/27
1st number: 35/45, 2nd number: 1 3/27
35/45 + 30/27 is 17/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
35/45 = 35 × 3/45 × 3 = 105/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
30/27 = 30 × 5/27 × 5 = 150/135 - Add the two like fractions:
105/135 + 150/135 = 105 + 150/135 = 255/135 - 255/135 simplified gives 17/9
- So, 35/45 + 30/27 = 17/9
In mixed form: 18/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/45+30/27 35/45+60/27 35/90+30/27 35/45+30/54 35/45+90/27 35/45+30/81