Answers

Subtract 2/63 from 3/54

3/54 - 2/63 is 1/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 63 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   3/54 = 3 × 7/54 × 7 = 21/378
3. Likewise, for the 2nd fraction, since 63 × 6 = 378,
   2/63 = 2 × 6/63 × 6 = 12/378
4. Subtract the two like fractions:
   21/378 - 12/378 = 21 - 12/378 = 9/378
5. After reducing the fraction, the answer is 1/42

MathStep (Works offline)

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

Related: ⁶/₅₄-²/₆₃ ³/₅₄-⁴/₆₃ ⁹/₅₄-²/₆₃ ³/₅₄-⁶/₆₃ ¹⁵/₅₄-²/₆₃ ³/₅₄-¹⁰/₆₃ ²¹/₅₄-²/₆₃ ³/₅₄-¹⁴/₆₃

Subtract Fractions Calculator