Answers

Subtract 10/75 from 42/20

1^st number: 2 2/20, 2^nd number: 10/75

42/20 - 10/75 is 59/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 75 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 20 × 15 = 300,
   42/20 = 42 × 15/20 × 15 = 630/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   10/75 = 10 × 4/75 × 4 = 40/300
4. Subtract the two like fractions:
   630/300 - 40/300 = 630 - 40/300 = 590/300
5. After reducing the fraction, the answer is 59/30
6. In mixed form: 129/30

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