Answers

Subtract 9/35 from 45/40

1^st number: 1 5/40, 2^nd number: 9/35

45/40 - 9/35 is 243/280.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 35 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   45/40 = 45 × 7/40 × 7 = 315/280
3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
   9/35 = 9 × 8/35 × 8 = 72/280
4. Subtract the two like fractions:
   315/280 - 72/280 = 315 - 72/280 = 243/280

MathStep (Works offline)

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

Related: ⁹⁰/₄₀-⁹/₃₅ ⁴⁵/₄₀-¹⁸/₃₅ ⁴⁵/₈₀-⁹/₃₅ ⁴⁵/₄₀-⁹/₇₀ ⁴⁵/₄₀-²⁷/₃₅ ⁴⁵/₄₀-⁴⁵/₃₅ ⁴⁵/₄₀-⁶³/₃₅

Subtract Fractions Calculator