Answers

Add 7/4 and 24/81

1^st number: 1 3/4, 2^nd number: 24/81

7/4 + 24/81 is 221/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 4 × 81 = 324,
   7/4 = 7 × 81/4 × 81 = 567/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   24/81 = 24 × 4/81 × 4 = 96/324
4. Add the two like fractions:
   567/324 + 96/324 = 567 + 96/324 = 663/324
5. 663/324 simplified gives 221/108
6. So, 7/4 + 24/81 = 221/108
   In mixed form: 25/108

MathStep (Works offline)

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

Related: ¹⁴/₄+²⁴/₈₁ ⁷/₄+⁴⁸/₈₁ ⁷/₈+²⁴/₈₁ ²¹/₄+²⁴/₈₁ ⁷/₄+⁷²/₈₁ ⁷/₁₂+²⁴/₈₁ ³⁵/₄+²⁴/₈₁ ⁷/₂₀+²⁴/₈₁ ⁴⁹/₄+²⁴/₈₁ ⁷/₂₈+²⁴/₈₁

Add Fractions Calculator