Add 63/90 and 10/98
63/90 + 10/98 is 393/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
63/90 = 63 × 49/90 × 49 = 3087/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
10/98 = 10 × 45/98 × 45 = 450/4410 - Add the two like fractions:
3087/4410 + 450/4410 = 3087 + 450/4410 = 3537/4410 - 3537/4410 simplified gives 393/490
- So, 63/90 + 10/98 = 393/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/90+20/98 63/90+30/98 63/90+50/98 63/90+70/98