Add 96/42 and 63/81
1st number: 2 12/42, 2nd number: 63/81
96/42 + 63/81 is 193/63.
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,
96/42 = 96 × 27/42 × 27 = 2592/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
63/81 = 63 × 14/81 × 14 = 882/1134 - Add the two like fractions:
2592/1134 + 882/1134 = 2592 + 882/1134 = 3474/1134 - 3474/1134 simplified gives 193/63
- So, 96/42 + 63/81 = 193/63
In mixed form: 34/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/84+63/81