Add 6/84 and 21/50
6/84 + 21/50 is 86/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
6/84 = 6 × 25/84 × 25 = 150/2100 - Likewise, for the 2nd fraction, since 50 × 42 = 2100,
21/50 = 21 × 42/50 × 42 = 882/2100 - Add the two like fractions:
150/2100 + 882/2100 = 150 + 882/2100 = 1032/2100 - 1032/2100 simplified gives 86/175
- So, 6/84 + 21/50 = 86/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+21/50 6/84+42/50 18/84+21/50 6/84+63/50 30/84+21/50 42/84+21/50