Answers

Subtract 21/14 from 42/4

1^st number: 10 2/4, 2^nd number: 1 7/14

42/4 - 21/14 is 9/1.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 14 is 28
   
   Next, find the equivalent fraction of both fractional numbers with denominator 28
2. For the 1st fraction, since 4 × 7 = 28,
   42/4 = 42 × 7/4 × 7 = 294/28
3. Likewise, for the 2nd fraction, since 14 × 2 = 28,
   21/14 = 21 × 2/14 × 2 = 42/28
4. Subtract the two like fractions:
   294/28 - 42/28 = 294 - 42/28 = 252/28
5. After reducing the fraction, the answer is 9/1

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