Answers

Subtract 8/45 from 10/63

10/63 - 8/45 is -2/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   10/63 = 10 × 5/63 × 5 = 50/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   8/45 = 8 × 7/45 × 7 = 56/315
4. Subtract the two like fractions:
   50/315 - 56/315 = 50 - 56/315 = -6/315
5. After reducing the fraction, the answer is -2/105

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