Add 75/84 and 4/18
75/84 + 4/18 is 281/252.
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,
75/84 = 75 × 3/84 × 3 = 225/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
4/18 = 4 × 14/18 × 14 = 56/252 - Add the two like fractions:
225/252 + 56/252 = 225 + 56/252 = 281/252 - So, 75/84 + 4/18 = 281/252
In mixed form: 129/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/84+8/18 75/84+4/36 75/84+12/18 75/84+4/54 75/84+20/18 75/84+4/90 75/84+28/18