Answers

Subtract 1/63 from 63/18

1^st number: 3 9/18, 2^nd number: 1/63

63/18 - 1/63 is 439/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   63/18 = 63 × 7/18 × 7 = 441/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   1/63 = 1 × 2/63 × 2 = 2/126
4. Subtract the two like fractions:
   441/126 - 2/126 = 441 - 2/126 = 439/126
5. In mixed form: 361/126

MathStep (Works offline)

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

Related: ⁶³/₁₈-²/₆₃ ⁶³/₃₆-¹/₆₃ ⁶³/₁₈-³/₆₃ ⁶³/₅₄-¹/₆₃ ⁶³/₁₈-⁵/₆₃ ⁶³/₉₀-¹/₆₃ ⁶³/₁₈-⁷/₆₃

Subtract Fractions Calculator