Add 28/75 and 8/20
28/75 + 8/20 is 58/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
28/75 = 28 × 4/75 × 4 = 112/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
8/20 = 8 × 15/20 × 15 = 120/300 - Add the two like fractions:
112/300 + 120/300 = 112 + 120/300 = 232/300 - 232/300 simplified gives 58/75
- So, 28/75 + 8/20 = 58/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/75+8/20 28/75+16/20 28/75+8/40 84/75+8/20 28/75+24/20 28/75+8/60 28/75+40/20 28/75+56/20