Answers

Add 42/54 and 54/28

1^st number: 42/54, 2^nd number: 1 26/28

42/54 + 54/28 is 341/126.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 54 × 14 = 756,
   42/54 = 42 × 14/54 × 14 = 588/756
3. Likewise, for the 2nd fraction, since 28 × 27 = 756,
   54/28 = 54 × 27/28 × 27 = 1458/756
4. Add the two like fractions:
   588/756 + 1458/756 = 588 + 1458/756 = 2046/756
5. 2046/756 simplified gives 341/126
6. So, 42/54 + 54/28 = 341/126
   In mixed form: 289/126

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁸⁴/₅₄+⁵⁴/₂₈ ⁴²/₅₄+⁵⁴/₅₆ ⁴²/₅₄+⁵⁴/₈₄

Add Fractions Calculator