Answers

Add 81/2 and 2/42

1^st number: 40 1/2, 2^nd number: 2/42

81/2 + 2/42 is 1703/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 42 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 2 × 21 = 42,
   81/2 = 81 × 21/2 × 21 = 1701/42
3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
   2/42 = 2 × 1/42 × 1 = 2/42
4. Add the two like fractions:
   1701/42 + 2/42 = 1701 + 2/42 = 1703/42
5. So, 81/2 + 2/42 = 1703/42
   In mixed form: 4023/42

MathStep (Works offline)

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

Related: ⁸¹/₂+⁴/₄₂ ⁸¹/₄+²/₄₂ ⁸¹/₂+²/₈₄ ⁸¹/₂+⁶/₄₂ ⁸¹/₆+²/₄₂ ⁸¹/₂+¹⁰/₄₂ ⁸¹/₁₀+²/₄₂ ⁸¹/₂+¹⁴/₄₂ ⁸¹/₁₄+²/₄₂

Add Fractions Calculator