Answers

Add 72/3 and 54/42

1^st number: 24 0/3, 2^nd number: 1 12/42

72/3 + 54/42 is 177/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 42 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 3 × 14 = 42,
   72/3 = 72 × 14/3 × 14 = 1008/42
3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
   54/42 = 54 × 1/42 × 1 = 54/42
4. Add the two like fractions:
   1008/42 + 54/42 = 1008 + 54/42 = 1062/42
5. 1062/42 simplified gives 177/7
6. So, 72/3 + 54/42 = 177/7
   In mixed form: 252/7

MathStep (Works offline)

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

Related: ⁷²/₆+⁵⁴/₄₂ ⁷²/₃+⁵⁴/₈₄ ⁷²/₉+⁵⁴/₄₂ ⁷²/₁₅+⁵⁴/₄₂ ⁷²/₂₁+⁵⁴/₄₂

Add Fractions Calculator