Add 9/14 and 42/4
1st number: 9/14, 2nd number: 10 2/4
9/14 + 42/4 is 78/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
9/14 = 9 × 2/14 × 2 = 18/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
42/4 = 42 × 7/4 × 7 = 294/28 - Add the two like fractions:
18/28 + 294/28 = 18 + 294/28 = 312/28 - 312/28 simplified gives 78/7
- So, 9/14 + 42/4 = 78/7
In mixed form: 111/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/14+42/4 9/14+84/4 9/28+42/4 9/14+42/8 27/14+42/4 9/42+42/4 9/14+42/12 45/14+42/4 9/70+42/4 9/14+42/20 63/14+42/4 9/98+42/4 9/14+42/28