Add 27/35 and 56/84
27/35 + 56/84 is 151/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
27/35 = 27 × 12/35 × 12 = 324/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
56/84 = 56 × 5/84 × 5 = 280/420 - Add the two like fractions:
324/420 + 280/420 = 324 + 280/420 = 604/420 - 604/420 simplified gives 151/105
- So, 27/35 + 56/84 = 151/105
In mixed form: 146/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/35+56/84 27/70+56/84 81/35+56/84