Answers

Subtract 54/20 from 63/14

1^st number: 4 7/14, 2^nd number: 2 14/20

63/14 - 54/20 is 9/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 14 × 10 = 140,
   63/14 = 63 × 10/14 × 10 = 630/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   54/20 = 54 × 7/20 × 7 = 378/140
4. Subtract the two like fractions:
   630/140 - 378/140 = 630 - 378/140 = 252/140
5. After reducing the fraction, the answer is 9/5
6. In mixed form: 14/5

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