Answers

Subtract 48/42 from 3/75

1^st number: 3/75, 2^nd number: 1 6/42

3/75 - 48/42 is -193/175.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 42 is 1050
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1050
2. For the 1st fraction, since 75 × 14 = 1050,
   3/75 = 3 × 14/75 × 14 = 42/1050
3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
   48/42 = 48 × 25/42 × 25 = 1200/1050
4. Subtract the two like fractions:
   42/1050 - 1200/1050 = 42 - 1200/1050 = -1158/1050
5. After reducing the fraction, the answer is -193/175

MathStep (Works offline)

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

Related: ⁶/₇₅-⁴⁸/₄₂ ³/₇₅-⁹⁶/₄₂ ³/₇₅-⁴⁸/₈₄ ⁹/₇₅-⁴⁸/₄₂ ¹⁵/₇₅-⁴⁸/₄₂ ²¹/₇₅-⁴⁸/₄₂

Subtract Fractions Calculator