Add 10/75 and 3/20
10/75 + 3/20 is 17/60.
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,
10/75 = 10 × 4/75 × 4 = 40/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
3/20 = 3 × 15/20 × 15 = 45/300 - Add the two like fractions:
40/300 + 45/300 = 40 + 45/300 = 85/300 - 85/300 simplified gives 17/60
- So, 10/75 + 3/20 = 17/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/75+3/20 10/75+6/20 10/75+3/40 30/75+3/20 10/75+9/20 10/75+3/60 50/75+3/20 10/75+15/20 70/75+3/20 10/75+21/20