Add 3/4 and 42/28
1st number: 3/4, 2nd number: 1 14/28
3/4 + 42/28 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
3/4 = 3 × 7/4 × 7 = 21/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Add the two like fractions:
21/28 + 42/28 = 21 + 42/28 = 63/28 - 63/28 simplified gives 9/4
- So, 3/4 + 42/28 = 9/4
In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4+42/28 3/4+84/28 3/8+42/28 3/4+42/56 9/4+42/28 3/12+42/28 3/4+42/84 15/4+42/28 3/20+42/28 21/4+42/28 3/28+42/28