Add 21/27 and 1/35
21/27 + 1/35 is 254/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 35 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 27 × 35 = 945,
21/27 = 21 × 35/27 × 35 = 735/945 - Likewise, for the 2nd fraction, since 35 × 27 = 945,
1/35 = 1 × 27/35 × 27 = 27/945 - Add the two like fractions:
735/945 + 27/945 = 735 + 27/945 = 762/945 - 762/945 simplified gives 254/315
- So, 21/27 + 1/35 = 254/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/27+1/35 21/27+2/35 21/54+1/35 21/27+1/70 63/27+1/35 21/27+3/35 21/81+1/35 21/27+5/35 21/27+7/35