Add 9/28 and 48/45
1st number: 9/28, 2nd number: 1 3/45
9/28 + 48/45 is 583/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
9/28 = 9 × 45/28 × 45 = 405/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
48/45 = 48 × 28/45 × 28 = 1344/1260 - Add the two like fractions:
405/1260 + 1344/1260 = 405 + 1344/1260 = 1749/1260 - 1749/1260 simplified gives 583/420
- So, 9/28 + 48/45 = 583/420
In mixed form: 1163/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28+48/45 9/28+96/45 9/56+48/45 9/28+48/90 27/28+48/45 9/84+48/45 45/28+48/45 63/28+48/45