Answers

Subtract 4/40 from 24/30

24/30 - 4/40 is 7/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 40 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 30 × 4 = 120,
   24/30 = 24 × 4/30 × 4 = 96/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   4/40 = 4 × 3/40 × 3 = 12/120
4. Subtract the two like fractions:
   96/120 - 12/120 = 96 - 12/120 = 84/120
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: ⁴⁸/₃₀-⁴/₄₀ ²⁴/₃₀-⁸/₄₀ ²⁴/₆₀-⁴/₄₀ ²⁴/₃₀-⁴/₈₀ ⁷²/₃₀-⁴/₄₀ ²⁴/₃₀-¹²/₄₀ ²⁴/₉₀-⁴/₄₀ ²⁴/₃₀-²⁰/₄₀ ²⁴/₃₀-²⁸/₄₀

Subtract Fractions Calculator