Answers

Subtract 27/20 from 24/10

1^st number: 2 4/10, 2^nd number: 1 7/20

24/10 - 27/20 is 21/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 10 × 2 = 20,
   24/10 = 24 × 2/10 × 2 = 48/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   27/20 = 27 × 1/20 × 1 = 27/20
4. Subtract the two like fractions:
   48/20 - 27/20 = 48 - 27/20 = 21/20
5. In mixed form: 11/20

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