Add 18/42 and 75/14
1st number: 18/42, 2nd number: 5 5/14
18/42 + 75/14 is 81/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
18/42 = 18 × 1/42 × 1 = 18/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
75/14 = 75 × 3/14 × 3 = 225/42 - Add the two like fractions:
18/42 + 225/42 = 18 + 225/42 = 243/42 - 243/42 simplified gives 81/14
- So, 18/42 + 75/14 = 81/14
In mixed form: 511/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42+75/14 18/84+75/14 18/42+75/28 54/42+75/14 18/42+75/42 90/42+75/14 18/42+75/70 18/42+75/98