Add 84/35 and 56/12
1st number: 2 14/35, 2nd number: 4 8/12
84/35 + 56/12 is 106/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 12 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
84/35 = 84 × 12/35 × 12 = 1008/420 - Likewise, for the 2nd fraction, since 12 × 35 = 420,
56/12 = 56 × 35/12 × 35 = 1960/420 - Add the two like fractions:
1008/420 + 1960/420 = 1008 + 1960/420 = 2968/420 - 2968/420 simplified gives 106/15
- So, 84/35 + 56/12 = 106/15
In mixed form: 71/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/70+56/12 84/35+56/24 84/35+56/36 84/35+56/60 84/35+56/84