Add 25/75 and 18/35
25/75 + 18/35 is 89/105.
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,
25/75 = 25 × 7/75 × 7 = 175/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
18/35 = 18 × 15/35 × 15 = 270/525 - Add the two like fractions:
175/525 + 270/525 = 175 + 270/525 = 445/525 - 445/525 simplified gives 89/105
- So, 25/75 + 18/35 = 89/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/75+18/35 25/75+36/35 25/75+18/70 25/75+54/35 25/75+90/35