Add 27/21 and 14/70
1st number: 1 6/21, 2nd number: 14/70
27/21 + 14/70 is 52/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
27/21 = 27 × 10/21 × 10 = 270/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
14/70 = 14 × 3/70 × 3 = 42/210 - Add the two like fractions:
270/210 + 42/210 = 270 + 42/210 = 312/210 - 312/210 simplified gives 52/35
- So, 27/21 + 14/70 = 52/35
In mixed form: 117/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/21+14/70 27/21+28/70 27/42+14/70 81/21+14/70 27/21+42/70 27/63+14/70 27/21+98/70