Add 63/98 and 45/25
1st number: 63/98, 2nd number: 1 20/25
63/98 + 45/25 is 171/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 25 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 98 × 25 = 2450,
63/98 = 63 × 25/98 × 25 = 1575/2450 - Likewise, for the 2nd fraction, since 25 × 98 = 2450,
45/25 = 45 × 98/25 × 98 = 4410/2450 - Add the two like fractions:
1575/2450 + 4410/2450 = 1575 + 4410/2450 = 5985/2450 - 5985/2450 simplified gives 171/70
- So, 63/98 + 45/25 = 171/70
In mixed form: 231/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/98+90/25 63/98+45/50 63/98+45/75