Add 7/14 and 10/42
7/14 + 10/42 is 31/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
7/14 = 7 × 3/14 × 3 = 21/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
10/42 = 10 × 1/42 × 1 = 10/42 - Add the two like fractions:
21/42 + 10/42 = 21 + 10/42 = 31/42 - So, 7/14 + 10/42 = 31/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/14+20/42 7/28+10/42 7/14+10/84 21/14+10/42 7/14+30/42 7/42+10/42 35/14+10/42 7/14+50/42 7/70+10/42 49/14+10/42 7/14+70/42 7/98+10/42