Add 12/98 and 56/21
1st number: 12/98, 2nd number: 2 14/21
12/98 + 56/21 is 410/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
12/98 = 12 × 3/98 × 3 = 36/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
56/21 = 56 × 14/21 × 14 = 784/294 - Add the two like fractions:
36/294 + 784/294 = 36 + 784/294 = 820/294 - 820/294 simplified gives 410/147
- So, 12/98 + 56/21 = 410/147
In mixed form: 2116/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/98+56/21 12/98+56/42 36/98+56/21 12/98+56/63 60/98+56/21 84/98+56/21