Add 30/14 and 40/81
1st number: 2 2/14, 2nd number: 40/81
30/14 + 40/81 is 1495/567.
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,
30/14 = 30 × 81/14 × 81 = 2430/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
40/81 = 40 × 14/81 × 14 = 560/1134 - Add the two like fractions:
2430/1134 + 560/1134 = 2430 + 560/1134 = 2990/1134 - 2990/1134 simplified gives 1495/567
- So, 30/14 + 40/81 = 1495/567
In mixed form: 2361/567
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/14+40/81 30/14+80/81 30/28+40/81 90/14+40/81 30/42+40/81 30/70+40/81 30/98+40/81