Add 10/18 and 24/80
10/18 + 24/80 is 77/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
10/18 = 10 × 40/18 × 40 = 400/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
24/80 = 24 × 9/80 × 9 = 216/720 - Add the two like fractions:
400/720 + 216/720 = 400 + 216/720 = 616/720 - 616/720 simplified gives 77/90
- So, 10/18 + 24/80 = 77/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18+24/80 10/18+48/80 10/36+24/80 30/18+24/80 10/18+72/80 10/54+24/80 50/18+24/80 10/90+24/80 70/18+24/80