Add 60/42 and 9/81
1st number: 1 18/42, 2nd number: 9/81
60/42 + 9/81 is 97/63.
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,
60/42 = 60 × 27/42 × 27 = 1620/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
9/81 = 9 × 14/81 × 14 = 126/1134 - Add the two like fractions:
1620/1134 + 126/1134 = 1620 + 126/1134 = 1746/1134 - 1746/1134 simplified gives 97/63
- So, 60/42 + 9/81 = 97/63
In mixed form: 134/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+18/81 60/84+9/81 60/42+27/81 60/42+45/81 60/42+63/81