Answers

Subtract 9/70 from 48/63

48/63 - 9/70 is 19/30.

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,
   48/63 = 48 × 10/63 × 10 = 480/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   9/70 = 9 × 9/70 × 9 = 81/630
4. Subtract the two like fractions:
   480/630 - 81/630 = 480 - 81/630 = 399/630
5. After reducing the fraction, the answer is 19/30

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