Answers

Subtract 28/63 from 1/98

1/98 - 28/63 is -383/882.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 63 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 98 × 9 = 882,
   1/98 = 1 × 9/98 × 9 = 9/882
3. Likewise, for the 2nd fraction, since 63 × 14 = 882,
   28/63 = 28 × 14/63 × 14 = 392/882
4. Subtract the two like fractions:
   9/882 - 392/882 = 9 - 392/882 = -383/882

MathStep (Works offline)

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

Related: ²/₉₈-²⁸/₆₃ ¹/₉₈-⁵⁶/₆₃ ³/₉₈-²⁸/₆₃ ¹/₉₈-⁸⁴/₆₃ ⁵/₉₈-²⁸/₆₃ ⁷/₉₈-²⁸/₆₃

Subtract Fractions Calculator