Add 98/84 and 81/50
1st number: 1 14/84, 2nd number: 1 31/50
98/84 + 81/50 is 209/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 50 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
98/84 = 98 × 25/84 × 25 = 2450/2100 - Likewise, for the 2nd fraction, since 50 × 42 = 2100,
81/50 = 81 × 42/50 × 42 = 3402/2100 - Add the two like fractions:
2450/2100 + 3402/2100 = 2450 + 3402/2100 = 5852/2100 - 5852/2100 simplified gives 209/75
- So, 98/84 + 81/50 = 209/75
In mixed form: 259/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: