Add 35/45 and 27/20
1st number: 35/45, 2nd number: 1 7/20
35/45 + 27/20 is 383/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
35/45 = 35 × 4/45 × 4 = 140/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
27/20 = 27 × 9/20 × 9 = 243/180 - Add the two like fractions:
140/180 + 243/180 = 140 + 243/180 = 383/180 - So, 35/45 + 27/20 = 383/180
In mixed form: 223/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/45+27/20 35/45+54/20 35/90+27/20 35/45+27/40 35/45+81/20 35/45+27/60