Answers

Add 75/14 and 81/40

1^st number: 5 5/14, 2^nd number: 2 1/40

75/14 + 81/40 is 2067/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 14 × 20 = 280,
   75/14 = 75 × 20/14 × 20 = 1500/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   81/40 = 81 × 7/40 × 7 = 567/280
4. Add the two like fractions:
   1500/280 + 567/280 = 1500 + 567/280 = 2067/280
5. So, 75/14 + 81/40 = 2067/280
   In mixed form: 7107/280

MathStep (Works offline)

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

Related: ⁷⁵/₂₈+⁸¹/₄₀ ⁷⁵/₁₄+⁸¹/₈₀ ⁷⁵/₄₂+⁸¹/₄₀ ⁷⁵/₇₀+⁸¹/₄₀ ⁷⁵/₉₈+⁸¹/₄₀

Add Fractions Calculator