Add 4/75 and 10/21
4/75 + 10/21 is 278/525.
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,
4/75 = 4 × 7/75 × 7 = 28/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
10/21 = 10 × 25/21 × 25 = 250/525 - Add the two like fractions:
28/525 + 250/525 = 28 + 250/525 = 278/525 - So, 4/75 + 10/21 = 278/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75+10/21 4/75+20/21 4/75+10/42 12/75+10/21 4/75+30/21 4/75+10/63 20/75+10/21 4/75+50/21 28/75+10/21 4/75+70/21