Add 42/81 and 4/50
42/81 + 4/50 is 404/675.
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,
42/81 = 42 × 50/81 × 50 = 2100/4050 - Likewise, for the 2nd fraction, since 50 × 81 = 4050,
4/50 = 4 × 81/50 × 81 = 324/4050 - Add the two like fractions:
2100/4050 + 324/4050 = 2100 + 324/4050 = 2424/4050 - 2424/4050 simplified gives 404/675
- So, 42/81 + 4/50 = 404/675
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/81+4/50 42/81+8/50 42/81+12/50 42/81+20/50 42/81+28/50