Add 28/45 and 3/15
28/45 + 3/15 is 37/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 45 × 1 = 45,
28/45 = 28 × 1/45 × 1 = 28/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
3/15 = 3 × 3/15 × 3 = 9/45 - Add the two like fractions:
28/45 + 9/45 = 28 + 9/45 = 37/45 - So, 28/45 + 3/15 = 37/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+3/15 28/45+6/15 28/90+3/15 28/45+3/30 84/45+3/15 28/45+9/15 28/45+3/45 28/45+3/75 28/45+21/15