Add 28/45 and 24/30
28/45 + 24/30 is 64/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
28/45 = 28 × 2/45 × 2 = 56/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
24/30 = 24 × 3/30 × 3 = 72/90 - Add the two like fractions:
56/90 + 72/90 = 56 + 72/90 = 128/90 - 128/90 simplified gives 64/45
- So, 28/45 + 24/30 = 64/45
In mixed form: 119/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/45+24/30 28/45+48/30 28/90+24/30 28/45+24/60 84/45+24/30 28/45+72/30 28/45+24/90