Add 9/75 and 3/21
9/75 + 3/21 is 46/175.
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,
9/75 = 9 × 7/75 × 7 = 63/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
3/21 = 3 × 25/21 × 25 = 75/525 - Add the two like fractions:
63/525 + 75/525 = 63 + 75/525 = 138/525 - 138/525 simplified gives 46/175
- So, 9/75 + 3/21 = 46/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75+3/21 9/75+6/21 9/75+3/42 27/75+3/21 9/75+9/21 9/75+3/63 45/75+3/21 9/75+15/21 63/75+3/21