Answers

Subtract 45/8 from 2/84

1^st number: 2/84, 2^nd number: 5 5/8

2/84 - 45/8 is -941/168.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 8 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   2/84 = 2 × 2/84 × 2 = 4/168
3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
   45/8 = 45 × 21/8 × 21 = 945/168
4. Subtract the two like fractions:
   4/168 - 945/168 = 4 - 945/168 = -941/168

MathStep (Works offline)

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

Related: ⁴/₈₄-⁴⁵/₈ ²/₈₄-⁹⁰/₈ ²/₈₄-⁴⁵/₁₆ ⁶/₈₄-⁴⁵/₈ ²/₈₄-⁴⁵/₂₄ ¹⁰/₈₄-⁴⁵/₈ ²/₈₄-⁴⁵/₄₀ ¹⁴/₈₄-⁴⁵/₈ ²/₈₄-⁴⁵/₅₆

Subtract Fractions Calculator