Answers

Subtract 70/18 from 4/63

1^st number: 4/63, 2^nd number: 3 16/18

4/63 - 70/18 is -241/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 18 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   4/63 = 4 × 2/63 × 2 = 8/126
3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
   70/18 = 70 × 7/18 × 7 = 490/126
4. Subtract the two like fractions:
   8/126 - 490/126 = 8 - 490/126 = -482/126
5. After reducing the fraction, the answer is -241/63

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