Add 15/81 and 25/50
15/81 + 25/50 is 37/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 50 is 4050
Next, find the equivalent fraction of both fractional numbers with denominator 4050 - For the 1st fraction, since 81 × 50 = 4050,
15/81 = 15 × 50/81 × 50 = 750/4050 - Likewise, for the 2nd fraction, since 50 × 81 = 4050,
25/50 = 25 × 81/50 × 81 = 2025/4050 - Add the two like fractions:
750/4050 + 2025/4050 = 750 + 2025/4050 = 2775/4050 - 2775/4050 simplified gives 37/54
- So, 15/81 + 25/50 = 37/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/81+25/50 45/81+25/50 15/81+75/50 75/81+25/50