Answers

Subtract 75/50 from 40/98

1^st number: 40/98, 2^nd number: 1 25/50

40/98 - 75/50 is -107/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 50 is 2450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2450
2. For the 1st fraction, since 98 × 25 = 2450,
   40/98 = 40 × 25/98 × 25 = 1000/2450
3. Likewise, for the 2nd fraction, since 50 × 49 = 2450,
   75/50 = 75 × 49/50 × 49 = 3675/2450
4. Subtract the two like fractions:
   1000/2450 - 3675/2450 = 1000 - 3675/2450 = -2675/2450
5. After reducing the fraction, the answer is -107/98

MathStep (Works offline)

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

Related: ⁸⁰/₉₈-⁷⁵/₅₀

Subtract Fractions Calculator