Answers

Subtract 45/18 from 84/14

1^st number: 6 0/14, 2^nd number: 2 9/18

84/14 - 45/18 is 7/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 14 × 9 = 126,
   84/14 = 84 × 9/14 × 9 = 756/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   45/18 = 45 × 7/18 × 7 = 315/126
4. Subtract the two like fractions:
   756/126 - 315/126 = 756 - 315/126 = 441/126
5. After reducing the fraction, the answer is 7/2
6. In mixed form: 31/2

MathStep (Works offline)

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

Related: ⁸⁴/₁₄-⁹⁰/₁₈ ⁸⁴/₂₈-⁴⁵/₁₈ ⁸⁴/₁₄-⁴⁵/₃₆ ⁸⁴/₄₂-⁴⁵/₁₈ ⁸⁴/₁₄-⁴⁵/₅₄ ⁸⁴/₇₀-⁴⁵/₁₈ ⁸⁴/₁₄-⁴⁵/₉₀ ⁸⁴/₉₈-⁴⁵/₁₈

Subtract Fractions Calculator