Add 49/21 and 63/14
1st number: 2 7/21, 2nd number: 4 7/14
49/21 + 63/14 is 41/6.
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,
49/21 = 49 × 2/21 × 2 = 98/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
63/14 = 63 × 3/14 × 3 = 189/42 - Add the two like fractions:
98/42 + 189/42 = 98 + 189/42 = 287/42 - 287/42 simplified gives 41/6
- So, 49/21 + 63/14 = 41/6
In mixed form: 65/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21+63/14 49/42+63/14 49/21+63/28 49/63+63/14 49/21+63/42 49/21+63/70 49/21+63/98