Answers

Subtract 49/10 from 84/20

1^st number: 4 4/20, 2^nd number: 4 9/10

84/20 - 49/10 is -7/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 10 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   84/20 = 84 × 1/20 × 1 = 84/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   49/10 = 49 × 2/10 × 2 = 98/20
4. Subtract the two like fractions:
   84/20 - 98/20 = 84 - 98/20 = -14/20
5. After reducing the fraction, the answer is -7/10

MathStep (Works offline)

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

Related: ⁸⁴/₂₀-⁹⁸/₁₀ ⁸⁴/₄₀-⁴⁹/₁₀ ⁸⁴/₂₀-⁴⁹/₂₀ ⁸⁴/₆₀-⁴⁹/₁₀ ⁸⁴/₂₀-⁴⁹/₃₀ ⁸⁴/₂₀-⁴⁹/₅₀ ⁸⁴/₂₀-⁴⁹/₇₀

Subtract Fractions Calculator