Add 1/50 and 81/21
1st number: 1/50, 2nd number: 3 18/21
1/50 + 81/21 is 1357/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
1/50 = 1 × 21/50 × 21 = 21/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
81/21 = 81 × 50/21 × 50 = 4050/1050 - Add the two like fractions:
21/1050 + 4050/1050 = 21 + 4050/1050 = 4071/1050 - 4071/1050 simplified gives 1357/350
- So, 1/50 + 81/21 = 1357/350
In mixed form: 3307/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/50+81/21 1/50+81/42 3/50+81/21 1/50+81/63 5/50+81/21 7/50+81/21