Add 75/14 and 8/21
1st number: 5 5/14, 2nd number: 8/21
75/14 + 8/21 is 241/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
75/14 = 75 × 3/14 × 3 = 225/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
8/21 = 8 × 2/21 × 2 = 16/42 - Add the two like fractions:
225/42 + 16/42 = 225 + 16/42 = 241/42 - So, 75/14 + 8/21 = 241/42
In mixed form: 531/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/14+16/21 75/28+8/21 75/14+8/42 75/14+24/21 75/42+8/21 75/14+8/63 75/14+40/21 75/70+8/21 75/14+56/21 75/98+8/21