Answers

Subtract 70/30 from 5/63

1^st number: 5/63, 2^nd number: 2 10/30

5/63 - 70/30 is -142/63.

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,
   5/63 = 5 × 10/63 × 10 = 50/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   70/30 = 70 × 21/30 × 21 = 1470/630
4. Subtract the two like fractions:
   50/630 - 1470/630 = 50 - 1470/630 = -1420/630
5. After reducing the fraction, the answer is -142/63

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