Add 75/45 and 27/36
1st number: 1 30/45, 2nd number: 27/36
75/45 + 27/36 is 29/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
75/45 = 75 × 4/45 × 4 = 300/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
27/36 = 27 × 5/36 × 5 = 135/180 - Add the two like fractions:
300/180 + 135/180 = 300 + 135/180 = 435/180 - 435/180 simplified gives 29/12
- So, 75/45 + 27/36 = 29/12
In mixed form: 25/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/45+54/36 75/90+27/36 75/45+27/72 75/45+81/36