Add 10/8 and 21/98
1st number: 1 2/8, 2nd number: 21/98
10/8 + 21/98 is 41/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
10/8 = 10 × 49/8 × 49 = 490/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
21/98 = 21 × 4/98 × 4 = 84/392 - Add the two like fractions:
490/392 + 84/392 = 490 + 84/392 = 574/392 - 574/392 simplified gives 41/28
- So, 10/8 + 21/98 = 41/28
In mixed form: 113/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8+21/98 10/8+42/98 10/16+21/98 30/8+21/98 10/8+63/98 10/24+21/98 50/8+21/98 10/40+21/98 70/8+21/98 10/56+21/98