Add 8/50 and 28/21
1st number: 8/50, 2nd number: 1 7/21
8/50 + 28/21 is 112/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
8/50 = 8 × 21/50 × 21 = 168/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
28/21 = 28 × 50/21 × 50 = 1400/1050 - Add the two like fractions:
168/1050 + 1400/1050 = 168 + 1400/1050 = 1568/1050 - 1568/1050 simplified gives 112/75
- So, 8/50 + 28/21 = 112/75
In mixed form: 137/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/50+28/21 8/50+56/21 8/50+28/42 24/50+28/21 8/50+84/21 8/50+28/63 40/50+28/21 56/50+28/21