Add 21/98 and 75/56
1st number: 21/98, 2nd number: 1 19/56
21/98 + 75/56 is 87/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
21/98 = 21 × 4/98 × 4 = 84/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
75/56 = 75 × 7/56 × 7 = 525/392 - Add the two like fractions:
84/392 + 525/392 = 84 + 525/392 = 609/392 - 609/392 simplified gives 87/56
- So, 21/98 + 75/56 = 87/56
In mixed form: 131/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/98+75/56 63/98+75/56