Add 90/21 and 1/75
1st number: 4 6/21, 2nd number: 1/75
90/21 + 1/75 is 2257/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 75 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
90/21 = 90 × 25/21 × 25 = 2250/525 - Likewise, for the 2nd fraction, since 75 × 7 = 525,
1/75 = 1 × 7/75 × 7 = 7/525 - Add the two like fractions:
2250/525 + 7/525 = 2250 + 7/525 = 2257/525 - So, 90/21 + 1/75 = 2257/525
In mixed form: 4157/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21+2/75 90/42+1/75 90/21+3/75 90/63+1/75 90/21+5/75 90/21+7/75