Add 50/75 and 81/70
1st number: 50/75, 2nd number: 1 11/70
50/75 + 81/70 is 383/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
50/75 = 50 × 14/75 × 14 = 700/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
81/70 = 81 × 15/70 × 15 = 1215/1050 - Add the two like fractions:
700/1050 + 1215/1050 = 700 + 1215/1050 = 1915/1050 - 1915/1050 simplified gives 383/210
- So, 50/75 + 81/70 = 383/210
In mixed form: 1173/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: