Add 28/45 and 36/48
28/45 + 36/48 is 247/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
28/45 = 28 × 16/45 × 16 = 448/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
36/48 = 36 × 15/48 × 15 = 540/720 - Add the two like fractions:
448/720 + 540/720 = 448 + 540/720 = 988/720 - 988/720 simplified gives 247/180
- So, 28/45 + 36/48 = 247/180
In mixed form: 167/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+36/48 28/45+72/48 28/90+36/48 28/45+36/96 84/45+36/48