Answers

Add 5/21 and 63/6

1^st number: 5/21, 2^nd number: 10 3/6

5/21 + 63/6 is 451/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 6 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 21 × 2 = 42,
   5/21 = 5 × 2/21 × 2 = 10/42
3. Likewise, for the 2nd fraction, since 6 × 7 = 42,
   63/6 = 63 × 7/6 × 7 = 441/42
4. Add the two like fractions:
   10/42 + 441/42 = 10 + 441/42 = 451/42
5. So, 5/21 + 63/6 = 451/42
   In mixed form: 1031/42

MathStep (Works offline)

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

Related: ¹⁰/₂₁+⁶³/₆ ⁵/₄₂+⁶³/₆ ⁵/₂₁+⁶³/₁₂ ¹⁵/₂₁+⁶³/₆ ⁵/₆₃+⁶³/₆ ⁵/₂₁+⁶³/₁₈ ²⁵/₂₁+⁶³/₆ ⁵/₂₁+⁶³/₃₀ ³⁵/₂₁+⁶³/₆ ⁵/₂₁+⁶³/₄₂

Add Fractions Calculator