Add 81/36 and 2/42
1st number: 2 9/36, 2nd number: 2/42
81/36 + 2/42 is 193/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
81/36 = 81 × 7/36 × 7 = 567/252 - Likewise, for the 2nd fraction, since 42 × 6 = 252,
2/42 = 2 × 6/42 × 6 = 12/252 - Add the two like fractions:
567/252 + 12/252 = 567 + 12/252 = 579/252 - 579/252 simplified gives 193/84
- So, 81/36 + 2/42 = 193/84
In mixed form: 225/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/36+4/42 81/72+2/42 81/36+2/84 81/36+6/42 81/36+10/42 81/36+14/42