Add 63/98 and 70/50
1st number: 63/98, 2nd number: 1 20/50
63/98 + 70/50 is 143/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 50 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 50 × 49 = 2450,
70/50 = 70 × 49/50 × 49 = 3430/2450 - Add the two like fractions:
1575/2450 + 3430/2450 = 1575 + 3430/2450 = 5005/2450 - 5005/2450 simplified gives 143/70
- So, 63/98 + 70/50 = 143/70
In mixed form: 23/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: