Add 42/54 and 3/28
42/54 + 3/28 is 223/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
42/54 = 42 × 14/54 × 14 = 588/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
3/28 = 3 × 27/28 × 27 = 81/756 - Add the two like fractions:
588/756 + 81/756 = 588 + 81/756 = 669/756 - 669/756 simplified gives 223/252
- So, 42/54 + 3/28 = 223/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54+3/28 42/54+6/28 42/54+3/56 42/54+9/28 42/54+3/84 42/54+15/28 42/54+21/28