Add 9/75 and 18/45
9/75 + 18/45 is 13/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
9/75 = 9 × 3/75 × 3 = 27/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
18/45 = 18 × 5/45 × 5 = 90/225 - Add the two like fractions:
27/225 + 90/225 = 27 + 90/225 = 117/225 - 117/225 simplified gives 13/25
- So, 9/75 + 18/45 = 13/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75+18/45 9/75+36/45 9/75+18/90 27/75+18/45 9/75+54/45 45/75+18/45 9/75+90/45 63/75+18/45