Add 7/98 and 15/56
7/98 + 15/56 is 19/56.
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,
7/98 = 7 × 4/98 × 4 = 28/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
15/56 = 15 × 7/56 × 7 = 105/392 - Add the two like fractions:
28/392 + 105/392 = 28 + 105/392 = 133/392 - 133/392 simplified gives 19/56
- So, 7/98 + 15/56 = 19/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/98+15/56 7/98+30/56 21/98+15/56 7/98+45/56 35/98+15/56 7/98+75/56 49/98+15/56