Add 3/25 and 80/21
1st number: 3/25, 2nd number: 3 17/21
3/25 + 80/21 is 2063/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 25 × 21 = 525,
3/25 = 3 × 21/25 × 21 = 63/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
80/21 = 80 × 25/21 × 25 = 2000/525 - Add the two like fractions:
63/525 + 2000/525 = 63 + 2000/525 = 2063/525 - So, 3/25 + 80/21 = 2063/525
In mixed form: 3488/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/25+80/21 3/50+80/21 3/25+80/42 9/25+80/21 3/75+80/21 3/25+80/63 15/25+80/21 21/25+80/21