Add 20/14 and 4/81
1st number: 1 6/14, 2nd number: 4/81
20/14 + 4/81 is 838/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
20/14 = 20 × 81/14 × 81 = 1620/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
4/81 = 4 × 14/81 × 14 = 56/1134 - Add the two like fractions:
1620/1134 + 56/1134 = 1620 + 56/1134 = 1676/1134 - 1676/1134 simplified gives 838/567
- So, 20/14 + 4/81 = 838/567
In mixed form: 1271/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/14+4/81 20/14+8/81 20/28+4/81 60/14+4/81 20/14+12/81 20/42+4/81 20/14+20/81 20/70+4/81 20/14+28/81 20/98+4/81