Answers

Subtract 7/84 from 84/8

1^st number: 10 4/8, 2^nd number: 7/84

84/8 - 7/84 is 125/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 84 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 8 × 21 = 168,
   84/8 = 84 × 21/8 × 21 = 1764/168
3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
   7/84 = 7 × 2/84 × 2 = 14/168
4. Subtract the two like fractions:
   1764/168 - 14/168 = 1764 - 14/168 = 1750/168
5. After reducing the fraction, the answer is 125/12
6. In mixed form: 105/12

MathStep (Works offline)

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

Related: ⁸⁴/₈-¹⁴/₈₄ ⁸⁴/₁₆-⁷/₈₄ ⁸⁴/₈-²¹/₈₄ ⁸⁴/₂₄-⁷/₈₄ ⁸⁴/₈-³⁵/₈₄ ⁸⁴/₄₀-⁷/₈₄ ⁸⁴/₈-⁴⁹/₈₄ ⁸⁴/₅₆-⁷/₈₄

Subtract Fractions Calculator