Add 5/28 and 70/84
5/28 + 70/84 is 85/84.
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,
5/28 = 5 × 3/28 × 3 = 15/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
70/84 = 70 × 1/84 × 1 = 70/84 - Add the two like fractions:
15/84 + 70/84 = 15 + 70/84 = 85/84 - So, 5/28 + 70/84 = 85/84
In mixed form: 11/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/28+70/84 5/56+70/84 15/28+70/84 5/84+70/84 25/28+70/84 35/28+70/84