Answers

Subtract 10/3 from 7/20

1^st number: 7/20, 2^nd number: 3 1/3

7/20 - 10/3 is -179/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 3 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   7/20 = 7 × 3/20 × 3 = 21/60
3. Likewise, for the 2nd fraction, since 3 × 20 = 60,
   10/3 = 10 × 20/3 × 20 = 200/60
4. Subtract the two like fractions:
   21/60 - 200/60 = 21 - 200/60 = -179/60

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