Add 49/21 and 40/25
1st number: 2 7/21, 2nd number: 1 15/25
49/21 + 40/25 is 59/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 25 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 21 × 25 = 525,
49/21 = 49 × 25/21 × 25 = 1225/525 - Likewise, for the 2nd fraction, since 25 × 21 = 525,
40/25 = 40 × 21/25 × 21 = 840/525 - Add the two like fractions:
1225/525 + 840/525 = 1225 + 840/525 = 2065/525 - 2065/525 simplified gives 59/15
- So, 49/21 + 40/25 = 59/15
In mixed form: 314/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21+40/25 49/21+80/25 49/42+40/25 49/21+40/50 49/63+40/25 49/21+40/75