Answers

Subtract 56/20 from 63/7

1^st number: 9 0/7, 2^nd number: 2 16/20

63/7 - 56/20 is 31/5.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 7 × 20 = 140,
   63/7 = 63 × 20/7 × 20 = 1260/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   56/20 = 56 × 7/20 × 7 = 392/140
4. Subtract the two like fractions:
   1260/140 - 392/140 = 1260 - 392/140 = 868/140
5. After reducing the fraction, the answer is 31/5
6. In mixed form: 61/5

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