Answers

Add 72/63 and 15/6

1^st number: 1 9/63, 2^nd number: 2 3/6

72/63 + 15/6 is 51/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 6 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   72/63 = 72 × 2/63 × 2 = 144/126
3. Likewise, for the 2nd fraction, since 6 × 21 = 126,
   15/6 = 15 × 21/6 × 21 = 315/126
4. Add the two like fractions:
   144/126 + 315/126 = 144 + 315/126 = 459/126
5. 459/126 simplified gives 51/14
6. So, 72/63 + 15/6 = 51/14
   In mixed form: 39/14

MathStep (Works offline)

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

Related: ⁷²/₆₃+³⁰/₆ ⁷²/₆₃+¹⁵/₁₂ ⁷²/₆₃+⁴⁵/₆ ⁷²/₆₃+¹⁵/₁₈ ⁷²/₆₃+⁷⁵/₆ ⁷²/₆₃+¹⁵/₃₀ ⁷²/₆₃+¹⁵/₄₂

Add Fractions Calculator