Add 3/75 and 4/21
3/75 + 4/21 is 121/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
3/75 = 3 × 7/75 × 7 = 21/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
4/21 = 4 × 25/21 × 25 = 100/525 - Add the two like fractions:
21/525 + 100/525 = 21 + 100/525 = 121/525 - So, 3/75 + 4/21 = 121/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/75+4/21 3/75+8/21 3/75+4/42 9/75+4/21 3/75+12/21 3/75+4/63 15/75+4/21 3/75+20/21 21/75+4/21 3/75+28/21