Add 25/84 and 20/56
25/84 + 20/56 is 55/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
25/84 = 25 × 2/84 × 2 = 50/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
20/56 = 20 × 3/56 × 3 = 60/168 - Add the two like fractions:
50/168 + 60/168 = 50 + 60/168 = 110/168 - 110/168 simplified gives 55/84
- So, 25/84 + 20/56 = 55/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84+20/56 25/84+40/56 75/84+20/56 25/84+60/56