Add 25/21 and 36/14
1st number: 1 4/21, 2nd number: 2 8/14
25/21 + 36/14 is 79/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 21 × 2 = 42,
25/21 = 25 × 2/21 × 2 = 50/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
36/14 = 36 × 3/14 × 3 = 108/42 - Add the two like fractions:
50/42 + 108/42 = 50 + 108/42 = 158/42 - 158/42 simplified gives 79/21
- So, 25/21 + 36/14 = 79/21
In mixed form: 316/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+36/14 25/21+72/14 25/42+36/14 25/21+36/28 75/21+36/14 25/63+36/14 25/21+36/42 25/21+36/70 25/21+36/98