Answers

Subtract 64/63 from 2/10

1^st number: 2/10, 2^nd number: 1 1/63

2/10 - 64/63 is -257/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 10 × 63 = 630,
   2/10 = 2 × 63/10 × 63 = 126/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   64/63 = 64 × 10/63 × 10 = 640/630
4. Subtract the two like fractions:
   126/630 - 640/630 = 126 - 640/630 = -514/630
5. After reducing the fraction, the answer is -257/315

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