Answers

Subtract 5/30 from 2/63

2/63 - 5/30 is -17/126.

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,
   2/63 = 2 × 10/63 × 10 = 20/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   5/30 = 5 × 21/30 × 21 = 105/630
4. Subtract the two like fractions:
   20/630 - 105/630 = 20 - 105/630 = -85/630
5. After reducing the fraction, the answer is -17/126

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