Answers

Subtract 16/75 from 21/4

1^st number: 5 1/4, 2^nd number: 16/75

21/4 - 16/75 is 1511/300.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 75 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 4 × 75 = 300,
   21/4 = 21 × 75/4 × 75 = 1575/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   16/75 = 16 × 4/75 × 4 = 64/300
4. Subtract the two like fractions:
   1575/300 - 64/300 = 1575 - 64/300 = 1511/300
5. In mixed form: 511/300

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