Add 15/75 and 3/35
15/75 + 3/35 is 2/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
15/75 = 15 × 7/75 × 7 = 105/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
3/35 = 3 × 15/35 × 15 = 45/525 - Add the two like fractions:
105/525 + 45/525 = 105 + 45/525 = 150/525 - 150/525 simplified gives 2/7
- So, 15/75 + 3/35 = 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/75+3/35 15/75+6/35 15/75+3/70 45/75+3/35 15/75+9/35 15/75+15/35 15/75+21/35