Answers

Add 28/75 and 54/12

1^st number: 28/75, 2^nd number: 4 6/12

28/75 + 54/12 is 731/150.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 12 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   28/75 = 28 × 4/75 × 4 = 112/300
3. Likewise, for the 2nd fraction, since 12 × 25 = 300,
   54/12 = 54 × 25/12 × 25 = 1350/300
4. Add the two like fractions:
   112/300 + 1350/300 = 112 + 1350/300 = 1462/300
5. 1462/300 simplified gives 731/150
6. So, 28/75 + 54/12 = 731/150
   In mixed form: 4131/150

MathStep (Works offline)

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

Related: ⁵⁶/₇₅+⁵⁴/₁₂ ²⁸/₇₅+⁵⁴/₂₄ ⁸⁴/₇₅+⁵⁴/₁₂ ²⁸/₇₅+⁵⁴/₃₆ ²⁸/₇₅+⁵⁴/₆₀ ²⁸/₇₅+⁵⁴/₈₄

Add Fractions Calculator