Add 12/84 and 4/6
12/84 + 4/6 is 17/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
4/6 = 4 × 14/6 × 14 = 56/84 - Add the two like fractions:
12/84 + 56/84 = 12 + 56/84 = 68/84 - 68/84 simplified gives 17/21
- So, 12/84 + 4/6 = 17/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/84+4/6 12/84+8/6 12/84+4/12 36/84+4/6 12/84+12/6 12/84+4/18 60/84+4/6 12/84+20/6 12/84+4/30 12/84+28/6 12/84+4/42