Add 21/75 and 21/98
21/75 + 21/98 is 173/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 98 is 7350
Next, find the equivalent fraction of both fractional numbers with denominator 7350 - For the 1st fraction, since 75 × 98 = 7350,
21/75 = 21 × 98/75 × 98 = 2058/7350 - Likewise, for the 2nd fraction, since 98 × 75 = 7350,
21/98 = 21 × 75/98 × 75 = 1575/7350 - Add the two like fractions:
2058/7350 + 1575/7350 = 2058 + 1575/7350 = 3633/7350 - 3633/7350 simplified gives 173/350
- So, 21/75 + 21/98 = 173/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/75+21/98 21/75+42/98 63/75+21/98 21/75+63/98