Add 5/42 and 21/50
5/42 + 21/50 is 283/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
5/42 = 5 × 25/42 × 25 = 125/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
21/50 = 21 × 21/50 × 21 = 441/1050 - Add the two like fractions:
125/1050 + 441/1050 = 125 + 441/1050 = 566/1050 - 566/1050 simplified gives 283/525
- So, 5/42 + 21/50 = 283/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/42+21/50 5/42+42/50 5/84+21/50 15/42+21/50 5/42+63/50 25/42+21/50 35/42+21/50