Add 27/84 and 10/35
27/84 + 10/35 is 17/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
27/84 = 27 × 5/84 × 5 = 135/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
10/35 = 10 × 12/35 × 12 = 120/420 - Add the two like fractions:
135/420 + 120/420 = 135 + 120/420 = 255/420 - 255/420 simplified gives 17/28
- So, 27/84 + 10/35 = 17/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/84+10/35 27/84+20/35 27/84+10/70 81/84+10/35 27/84+30/35 27/84+50/35 27/84+70/35