Answers

Subtract 6/63 from 70/84

70/84 - 6/63 is 31/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   70/84 = 70 × 3/84 × 3 = 210/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   6/63 = 6 × 4/63 × 4 = 24/252
4. Subtract the two like fractions:
   210/252 - 24/252 = 210 - 24/252 = 186/252
5. After reducing the fraction, the answer is 31/42

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