Answers

Subtract 1/45 from 3/56

3/56 - 1/45 is 79/2520.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 45 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   3/56 = 3 × 45/56 × 45 = 135/2520
3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
   1/45 = 1 × 56/45 × 56 = 56/2520
4. Subtract the two like fractions:
   135/2520 - 56/2520 = 135 - 56/2520 = 79/2520

MathStep (Works offline)

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

Related: ⁶/₅₆-¹/₄₅ ³/₅₆-²/₄₅ ³/₅₆-¹/₉₀ ⁹/₅₆-¹/₄₅ ³/₅₆-³/₄₅ ¹⁵/₅₆-¹/₄₅ ³/₅₆-⁵/₄₅ ²¹/₅₆-¹/₄₅ ³/₅₆-⁷/₄₅

Subtract Fractions Calculator