Add 35/28 and 20/84
1st number: 1 7/28, 2nd number: 20/84
35/28 + 20/84 is 125/84.
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,
35/28 = 35 × 3/28 × 3 = 105/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Add the two like fractions:
105/84 + 20/84 = 105 + 20/84 = 125/84 - So, 35/28 + 20/84 = 125/84
In mixed form: 141/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+20/84 35/28+40/84 35/56+20/84 35/28+60/84 35/84+20/84