Add 14/2 and 4/21
1st number: 7 0/2, 2nd number: 4/21
14/2 + 4/21 is 151/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
14/2 = 14 × 21/2 × 21 = 294/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
4/21 = 4 × 2/21 × 2 = 8/42 - Add the two like fractions:
294/42 + 8/42 = 294 + 8/42 = 302/42 - 302/42 simplified gives 151/21
- So, 14/2 + 4/21 = 151/21
In mixed form: 74/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/2+4/21 14/2+8/21 14/4+4/21 14/2+4/42 42/2+4/21 14/2+12/21 14/6+4/21 14/2+4/63 70/2+4/21 14/2+20/21 14/10+4/21 98/2+4/21 14/2+28/21