Add 27/84 and 7/42
27/84 + 7/42 is 41/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
7/42 = 7 × 2/42 × 2 = 14/84 - Add the two like fractions:
27/84 + 14/84 = 27 + 14/84 = 41/84 - So, 27/84 + 7/42 = 41/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84+7/42 27/84+14/42 27/84+7/84 81/84+7/42 27/84+21/42 27/84+35/42 27/84+49/42