Answers

Add 27/24 and 8/21

1^st number: 1 3/24, 2^nd number: 8/21

27/24 + 8/21 is 253/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 21 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 24 × 7 = 168,
   27/24 = 27 × 7/24 × 7 = 189/168
3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
   8/21 = 8 × 8/21 × 8 = 64/168
4. Add the two like fractions:
   189/168 + 64/168 = 189 + 64/168 = 253/168
5. So, 27/24 + 8/21 = 253/168
   In mixed form: 185/168

MathStep (Works offline)

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

Related: ⁵⁴/₂₄+⁸/₂₁ ²⁷/₂₄+¹⁶/₂₁ ²⁷/₄₈+⁸/₂₁ ²⁷/₂₄+⁸/₄₂ ⁸¹/₂₄+⁸/₂₁ ²⁷/₂₄+²⁴/₂₁ ²⁷/₇₂+⁸/₂₁ ²⁷/₂₄+⁸/₆₃ ²⁷/₂₄+⁴⁰/₂₁ ²⁷/₂₄+⁵⁶/₂₁

Add Fractions Calculator