Answers

Subtract 4/70 from 5/63

5/63 - 4/70 is 1/45.

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,
   5/63 = 5 × 10/63 × 10 = 50/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   4/70 = 4 × 9/70 × 9 = 36/630
4. Subtract the two like fractions:
   50/630 - 36/630 = 50 - 36/630 = 14/630
5. After reducing the fraction, the answer is 1/45

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