Add 36/84 and 3/18
36/84 + 3/18 is 25/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
36/84 = 36 × 3/84 × 3 = 108/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
3/18 = 3 × 14/18 × 14 = 42/252 - Add the two like fractions:
108/252 + 42/252 = 108 + 42/252 = 150/252 - 150/252 simplified gives 25/42
- So, 36/84 + 3/18 = 25/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/84+3/18 36/84+6/18 36/84+3/36 36/84+9/18 36/84+3/54 36/84+15/18 36/84+3/90 36/84+21/18