Add 42/28 and 54/14
1st number: 1 14/28, 2nd number: 3 12/14
42/28 + 54/14 is 75/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 14 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Likewise, for the 2nd fraction, since 14 × 2 = 28,
54/14 = 54 × 2/14 × 2 = 108/28 - Add the two like fractions:
42/28 + 108/28 = 42 + 108/28 = 150/28 - 150/28 simplified gives 75/14
- So, 42/28 + 54/14 = 75/14
In mixed form: 55/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+54/14 42/56+54/14 42/28+54/28 42/84+54/14 42/28+54/42 42/28+54/70 42/28+54/98