Add 15/42 and 10/14
15/42 + 10/14 is 15/14.
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,
15/42 = 15 × 1/42 × 1 = 15/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
10/14 = 10 × 3/14 × 3 = 30/42 - Add the two like fractions:
15/42 + 30/42 = 15 + 30/42 = 45/42 - 45/42 simplified gives 15/14
- So, 15/42 + 10/14 = 15/14
In mixed form: 11/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/42+10/14 15/42+20/14 15/84+10/14 15/42+10/28 45/42+10/14 15/42+30/14 15/42+10/42 75/42+10/14 15/42+50/14 15/42+10/70 15/42+70/14 15/42+10/98