Add 4/84 and 5/12
4/84 + 5/12 is 13/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
4/84 = 4 × 1/84 × 1 = 4/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
5/12 = 5 × 7/12 × 7 = 35/84 - Add the two like fractions:
4/84 + 35/84 = 4 + 35/84 = 39/84 - 39/84 simplified gives 13/28
- So, 4/84 + 5/12 = 13/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/84+5/12 4/84+10/12 4/84+5/24 12/84+5/12 4/84+15/12 4/84+5/36 20/84+5/12 4/84+25/12 4/84+5/60 28/84+5/12 4/84+35/12 4/84+5/84