Add 81/72 and 24/50
1st number: 1 9/72, 2nd number: 24/50
81/72 + 24/50 is 321/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 50 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
81/72 = 81 × 25/72 × 25 = 2025/1800 - Likewise, for the 2nd fraction, since 50 × 36 = 1800,
24/50 = 24 × 36/50 × 36 = 864/1800 - Add the two like fractions:
2025/1800 + 864/1800 = 2025 + 864/1800 = 2889/1800 - 2889/1800 simplified gives 321/200
- So, 81/72 + 24/50 = 321/200
In mixed form: 1121/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/72+48/50 81/72+72/50