Add 75/6 and 1/21
1st number: 12 3/6, 2nd number: 1/21
75/6 + 1/21 is 527/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
75/6 = 75 × 7/6 × 7 = 525/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
1/21 = 1 × 2/21 × 2 = 2/42 - Add the two like fractions:
525/42 + 2/42 = 525 + 2/42 = 527/42 - So, 75/6 + 1/21 = 527/42
In mixed form: 1223/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/6+2/21 75/12+1/21 75/6+1/42 75/6+3/21 75/18+1/21 75/6+1/63 75/6+5/21 75/30+1/21 75/6+7/21 75/42+1/21