Add 50/28 and 21/84
1st number: 1 22/28, 2nd number: 21/84
50/28 + 21/84 is 57/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
50/28 = 50 × 3/28 × 3 = 150/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
21/84 = 21 × 1/84 × 1 = 21/84 - Add the two like fractions:
150/84 + 21/84 = 150 + 21/84 = 171/84 - 171/84 simplified gives 57/28
- So, 50/28 + 21/84 = 57/28
In mixed form: 21/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28+42/84 50/56+21/84 50/28+63/84 50/84+21/84