Answers

Subtract 21/75 from 6/98

6/98 - 21/75 is -268/1225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 75 is 7350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 7350
2. For the 1st fraction, since 98 × 75 = 7350,
   6/98 = 6 × 75/98 × 75 = 450/7350
3. Likewise, for the 2nd fraction, since 75 × 98 = 7350,
   21/75 = 21 × 98/75 × 98 = 2058/7350
4. Subtract the two like fractions:
   450/7350 - 2058/7350 = 450 - 2058/7350 = -1608/7350
5. After reducing the fraction, the answer is -268/1225

MathStep (Works offline)

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

Related: ¹²/₉₈-²¹/₇₅ ⁶/₉₈-⁴²/₇₅ ¹⁸/₉₈-²¹/₇₅ ⁶/₉₈-⁶³/₇₅ ³⁰/₉₈-²¹/₇₅ ⁴²/₉₈-²¹/₇₅

Subtract Fractions Calculator