Answers

Subtract 10/63 from 2/30

2/30 - 10/63 is -29/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 30 × 21 = 630,
   2/30 = 2 × 21/30 × 21 = 42/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   10/63 = 10 × 10/63 × 10 = 100/630
4. Subtract the two like fractions:
   42/630 - 100/630 = 42 - 100/630 = -58/630
5. After reducing the fraction, the answer is -29/315

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