Answers

Subtract 7/81 from 10/3

1^st number: 3 1/3, 2^nd number: 7/81

10/3 - 7/81 is 263/81.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 81 is 81
   
   Next, find the equivalent fraction of both fractional numbers with denominator 81
2. For the 1st fraction, since 3 × 27 = 81,
   10/3 = 10 × 27/3 × 27 = 270/81
3. Likewise, for the 2nd fraction, since 81 × 1 = 81,
   7/81 = 7 × 1/81 × 1 = 7/81
4. Subtract the two like fractions:
   270/81 - 7/81 = 270 - 7/81 = 263/81
5. In mixed form: 320/81

MathStep (Works offline)

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

Related: ²⁰/₃-⁷/₈₁ ¹⁰/₃-¹⁴/₈₁ ¹⁰/₆-⁷/₈₁ ³⁰/₃-⁷/₈₁ ¹⁰/₃-²¹/₈₁ ¹⁰/₉-⁷/₈₁ ⁵⁰/₃-⁷/₈₁ ¹⁰/₃-³⁵/₈₁ ¹⁰/₁₅-⁷/₈₁ ⁷⁰/₃-⁷/₈₁ ¹⁰/₃-⁴⁹/₈₁ ¹⁰/₂₁-⁷/₈₁

Subtract Fractions Calculator