Answers

Subtract 10/5 from 42/75

1^st number: 42/75, 2^nd number: 2 0/5

42/75 - 10/5 is -36/25.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 5 is 75
   
   Next, find the equivalent fraction of both fractional numbers with denominator 75
2. For the 1st fraction, since 75 × 1 = 75,
   42/75 = 42 × 1/75 × 1 = 42/75
3. Likewise, for the 2nd fraction, since 5 × 15 = 75,
   10/5 = 10 × 15/5 × 15 = 150/75
4. Subtract the two like fractions:
   42/75 - 150/75 = 42 - 150/75 = -108/75
5. After reducing the fraction, the answer is -36/25

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