Answers

Subtract 54/49 from 42/5

1^st number: 8 2/5, 2^nd number: 1 5/49

42/5 - 54/49 is 1788/245.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 49 is 245
   
   Next, find the equivalent fraction of both fractional numbers with denominator 245
2. For the 1st fraction, since 5 × 49 = 245,
   42/5 = 42 × 49/5 × 49 = 2058/245
3. Likewise, for the 2nd fraction, since 49 × 5 = 245,
   54/49 = 54 × 5/49 × 5 = 270/245
4. Subtract the two like fractions:
   2058/245 - 270/245 = 2058 - 270/245 = 1788/245
5. In mixed form: 773/245

MathStep (Works offline)

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

Related: ⁸⁴/₅-⁵⁴/₄₉ ⁴²/₁₀-⁵⁴/₄₉ ⁴²/₅-⁵⁴/₉₈ ⁴²/₁₅-⁵⁴/₄₉ ⁴²/₂₅-⁵⁴/₄₉ ⁴²/₃₅-⁵⁴/₄₉

Subtract Fractions Calculator