Add 2/12 and 42/28
1st number: 2/12, 2nd number: 1 14/28
2/12 + 42/28 is 5/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
2/12 = 2 × 7/12 × 7 = 14/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
42/28 = 42 × 3/28 × 3 = 126/84 - Add the two like fractions:
14/84 + 126/84 = 14 + 126/84 = 140/84 - 140/84 simplified gives 5/3
- So, 2/12 + 42/28 = 5/3
In mixed form: 12/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12+42/28 2/12+84/28 2/24+42/28 2/12+42/56 6/12+42/28 2/36+42/28 2/12+42/84 10/12+42/28 2/60+42/28 14/12+42/28 2/84+42/28