Add 12/84 and 2/18
12/84 + 2/18 is 16/63.
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,
12/84 = 12 × 3/84 × 3 = 36/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
2/18 = 2 × 14/18 × 14 = 28/252 - Add the two like fractions:
36/252 + 28/252 = 36 + 28/252 = 64/252 - 64/252 simplified gives 16/63
- So, 12/84 + 2/18 = 16/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/84+2/18 12/84+4/18 12/84+2/36 36/84+2/18 12/84+6/18 12/84+2/54 60/84+2/18 12/84+10/18 12/84+2/90 12/84+14/18