Add 32/45 and 24/80
32/45 + 24/80 is 91/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
32/45 = 32 × 16/45 × 16 = 512/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
24/80 = 24 × 9/80 × 9 = 216/720 - Add the two like fractions:
512/720 + 216/720 = 512 + 216/720 = 728/720 - 728/720 simplified gives 91/90
- So, 32/45 + 24/80 = 91/90
In mixed form: 11/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/45+24/80 32/45+48/80 32/90+24/80 96/45+24/80 32/45+72/80