Add 90/98 and 63/75
90/98 + 63/75 is 2154/1225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 75 is 7350
Next, find the equivalent fraction of both fractional numbers with denominator 7350 - For the 1st fraction, since 98 × 75 = 7350,
90/98 = 90 × 75/98 × 75 = 6750/7350 - Likewise, for the 2nd fraction, since 75 × 98 = 7350,
63/75 = 63 × 98/75 × 98 = 6174/7350 - Add the two like fractions:
6750/7350 + 6174/7350 = 6750 + 6174/7350 = 12924/7350 - 12924/7350 simplified gives 2154/1225
- So, 90/98 + 63/75 = 2154/1225
In mixed form: 1929/1225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: