Answers

Add 8/4 and 15/72

1^st number: 2 0/4, 2^nd number: 15/72

8/4 + 15/72 is 53/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 72 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 4 × 18 = 72,
   8/4 = 8 × 18/4 × 18 = 144/72
3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
   15/72 = 15 × 1/72 × 1 = 15/72
4. Add the two like fractions:
   144/72 + 15/72 = 144 + 15/72 = 159/72
5. 159/72 simplified gives 53/24
6. So, 8/4 + 15/72 = 53/24
   In mixed form: 25/24

MathStep (Works offline)

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

Related: ¹⁶/₄+¹⁵/₇₂ ⁸/₄+³⁰/₇₂ ²⁴/₄+¹⁵/₇₂ ⁸/₄+⁴⁵/₇₂ ⁸/₁₂+¹⁵/₇₂ ⁴⁰/₄+¹⁵/₇₂ ⁸/₄+⁷⁵/₇₂ ⁸/₂₀+¹⁵/₇₂ ⁵⁶/₄+¹⁵/₇₂ ⁸/₂₈+¹⁵/₇₂

Add Fractions Calculator