Add 20/28 and 36/75
20/28 + 36/75 is 209/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 75 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 28 × 75 = 2100,
20/28 = 20 × 75/28 × 75 = 1500/2100 - Likewise, for the 2nd fraction, since 75 × 28 = 2100,
36/75 = 36 × 28/75 × 28 = 1008/2100 - Add the two like fractions:
1500/2100 + 1008/2100 = 1500 + 1008/2100 = 2508/2100 - 2508/2100 simplified gives 209/175
- So, 20/28 + 36/75 = 209/175
In mixed form: 134/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/28+36/75 20/28+72/75 20/56+36/75 60/28+36/75 20/84+36/75