Add 5/45 and 28/48
5/45 + 28/48 is 25/36.
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,
5/45 = 5 × 16/45 × 16 = 80/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
28/48 = 28 × 15/48 × 15 = 420/720 - Add the two like fractions:
80/720 + 420/720 = 80 + 420/720 = 500/720 - 500/720 simplified gives 25/36
- So, 5/45 + 28/48 = 25/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45+28/48 5/45+56/48 5/90+28/48 5/45+28/96 15/45+28/48 5/45+84/48 25/45+28/48 35/45+28/48