Answers

Subtract 21/50 from 4/75

4/75 - 21/50 is -11/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 50 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 75 × 2 = 150,
   4/75 = 4 × 2/75 × 2 = 8/150
3. Likewise, for the 2nd fraction, since 50 × 3 = 150,
   21/50 = 21 × 3/50 × 3 = 63/150
4. Subtract the two like fractions:
   8/150 - 63/150 = 8 - 63/150 = -55/150
5. After reducing the fraction, the answer is -11/30

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