Add 18/14 and 40/3
1st number: 1 4/14, 2nd number: 13 1/3
18/14 + 40/3 is 307/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 3 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
18/14 = 18 × 3/14 × 3 = 54/42 - Likewise, for the 2nd fraction, since 3 × 14 = 42,
40/3 = 40 × 14/3 × 14 = 560/42 - Add the two like fractions:
54/42 + 560/42 = 54 + 560/42 = 614/42 - 614/42 simplified gives 307/21
- So, 18/14 + 40/3 = 307/21
In mixed form: 1413/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/14+40/3 18/14+80/3 18/28+40/3 18/14+40/6 54/14+40/3 18/42+40/3 18/14+40/9 90/14+40/3 18/70+40/3 18/14+40/15 18/98+40/3 18/14+40/21