Add 90/84 and 3/36
1st number: 1 6/84, 2nd number: 3/36
90/84 + 3/36 is 97/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
90/84 = 90 × 3/84 × 3 = 270/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
3/36 = 3 × 7/36 × 7 = 21/252 - Add the two like fractions:
270/252 + 21/252 = 270 + 21/252 = 291/252 - 291/252 simplified gives 97/84
- So, 90/84 + 3/36 = 97/84
In mixed form: 113/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/84+6/36 90/84+3/72 90/84+9/36 90/84+15/36 90/84+21/36