Add 9/54 and 7/98
9/54 + 7/98 is 5/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
9/54 = 9 × 49/54 × 49 = 441/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
7/98 = 7 × 27/98 × 27 = 189/2646 - Add the two like fractions:
441/2646 + 189/2646 = 441 + 189/2646 = 630/2646 - 630/2646 simplified gives 5/21
- So, 9/54 + 7/98 = 5/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/54+7/98 9/54+14/98 27/54+7/98 9/54+21/98 45/54+7/98 9/54+35/98 63/54+7/98 9/54+49/98