Add 36/84 and 12/8
1st number: 36/84, 2nd number: 1 4/8
36/84 + 12/8 is 27/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
36/84 = 36 × 2/84 × 2 = 72/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
12/8 = 12 × 21/8 × 21 = 252/168 - Add the two like fractions:
72/168 + 252/168 = 72 + 252/168 = 324/168 - 324/168 simplified gives 27/14
- So, 36/84 + 12/8 = 27/14
In mixed form: 113/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/84+12/8 36/84+24/8 36/84+12/16 36/84+36/8 36/84+12/24 36/84+60/8 36/84+12/40 36/84+84/8 36/84+12/56