Add 21/75 and 27/36
21/75 + 27/36 is 103/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
21/75 = 21 × 12/75 × 12 = 252/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
27/36 = 27 × 25/36 × 25 = 675/900 - Add the two like fractions:
252/900 + 675/900 = 252 + 675/900 = 927/900 - 927/900 simplified gives 103/100
- So, 21/75 + 27/36 = 103/100
In mixed form: 13/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75+27/36 21/75+54/36 21/75+27/72 63/75+27/36 21/75+81/36