Answers

Subtract 48/70 from 3/63

3/63 - 48/70 is -67/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   3/63 = 3 × 10/63 × 10 = 30/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   48/70 = 48 × 9/70 × 9 = 432/630
4. Subtract the two like fractions:
   30/630 - 432/630 = 30 - 432/630 = -402/630
5. After reducing the fraction, the answer is -67/105

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