Add 10/24 and 21/45
10/24 + 21/45 is 53/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
10/24 = 10 × 15/24 × 15 = 150/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
21/45 = 21 × 8/45 × 8 = 168/360 - Add the two like fractions:
150/360 + 168/360 = 150 + 168/360 = 318/360 - 318/360 simplified gives 53/60
- So, 10/24 + 21/45 = 53/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/24+21/45 10/24+42/45 10/48+21/45 10/24+21/90 30/24+21/45 10/24+63/45 10/72+21/45 50/24+21/45 70/24+21/45