Answers

Add 84/21 and 60/75

1^st number: 4 0/21, 2^nd number: 60/75

84/21 + 60/75 is 24/5.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 21 × 25 = 525,
   84/21 = 84 × 25/21 × 25 = 2100/525
3. Likewise, for the 2nd fraction, since 75 × 7 = 525,
   60/75 = 60 × 7/75 × 7 = 420/525
4. Add the two like fractions:
   2100/525 + 420/525 = 2100 + 420/525 = 2520/525
5. 2520/525 simplified gives 24/5
6. So, 84/21 + 60/75 = 24/5
   In mixed form: 44/5

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁴/₄₂+⁶⁰/₇₅ ⁸⁴/₆₃+⁶⁰/₇₅

Add Fractions Calculator