Add 49/42 and 2/81
1st number: 1 7/42, 2nd number: 2/81
49/42 + 2/81 is 193/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 42 × 27 = 1134,
49/42 = 49 × 27/42 × 27 = 1323/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
2/81 = 2 × 14/81 × 14 = 28/1134 - Add the two like fractions:
1323/1134 + 28/1134 = 1323 + 28/1134 = 1351/1134 - 1351/1134 simplified gives 193/162
- So, 49/42 + 2/81 = 193/162
In mixed form: 131/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/42+2/81 49/42+4/81 49/84+2/81 49/42+6/81 49/42+10/81 49/42+14/81