Add 12/25 and 6/21
12/25 + 6/21 is 134/175.
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,
12/25 = 12 × 21/25 × 21 = 252/525 - Likewise, for the 2nd fraction, since 21 × 25 = 525,
6/21 = 6 × 25/21 × 25 = 150/525 - Add the two like fractions:
252/525 + 150/525 = 252 + 150/525 = 402/525 - 402/525 simplified gives 134/175
- So, 12/25 + 6/21 = 134/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25+6/21 12/25+12/21 12/50+6/21 12/25+6/42 36/25+6/21 12/25+18/21 12/75+6/21 12/25+6/63 60/25+6/21 12/25+30/21 84/25+6/21 12/25+42/21