Add 10/42 and 30/14
1st number: 10/42, 2nd number: 2 2/14
10/42 + 30/14 is 50/21.
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,
10/42 = 10 × 1/42 × 1 = 10/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
30/14 = 30 × 3/14 × 3 = 90/42 - Add the two like fractions:
10/42 + 90/42 = 10 + 90/42 = 100/42 - 100/42 simplified gives 50/21
- So, 10/42 + 30/14 = 50/21
In mixed form: 28/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/42+30/14 10/42+60/14 10/84+30/14 10/42+30/28 30/42+30/14 10/42+90/14 10/42+30/42 50/42+30/14 10/42+30/70 70/42+30/14 10/42+30/98