Add 49/14 and 28/81
1st number: 3 7/14, 2nd number: 28/81
49/14 + 28/81 is 623/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
49/14 = 49 × 81/14 × 81 = 3969/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
28/81 = 28 × 14/81 × 14 = 392/1134 - Add the two like fractions:
3969/1134 + 392/1134 = 3969 + 392/1134 = 4361/1134 - 4361/1134 simplified gives 623/162
- So, 49/14 + 28/81 = 623/162
In mixed form: 3137/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/14+28/81 49/14+56/81 49/28+28/81 49/14+84/81 49/42+28/81 49/70+28/81 49/98+28/81