Answers

Subtract 40/30 from 1/63

1^st number: 1/63, 2^nd number: 1 10/30

1/63 - 40/30 is -83/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 30 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   1/63 = 1 × 10/63 × 10 = 10/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   40/30 = 40 × 21/30 × 21 = 840/630
4. Subtract the two like fractions:
   10/630 - 840/630 = 10 - 840/630 = -830/630
5. After reducing the fraction, the answer is -83/63

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