Answers

Subtract 72/7 from 1/75

1^st number: 1/75, 2^nd number: 10 2/7

1/75 - 72/7 is -5393/525.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 7 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 75 × 7 = 525,
   1/75 = 1 × 7/75 × 7 = 7/525
3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
   72/7 = 72 × 75/7 × 75 = 5400/525
4. Subtract the two like fractions:
   7/525 - 5400/525 = 7 - 5400/525 = -5393/525

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