Add 12/25 and 40/12
1st number: 12/25, 2nd number: 3 4/12
12/25 + 40/12 is 286/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
12/25 = 12 × 12/25 × 12 = 144/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
40/12 = 40 × 25/12 × 25 = 1000/300 - Add the two like fractions:
144/300 + 1000/300 = 144 + 1000/300 = 1144/300 - 1144/300 simplified gives 286/75
- So, 12/25 + 40/12 = 286/75
In mixed form: 361/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25+40/12 12/25+80/12 12/50+40/12 12/25+40/24 36/25+40/12 12/75+40/12 12/25+40/36 60/25+40/12 12/25+40/60 84/25+40/12 12/25+40/84