Answers

Subtract 80/14 from 70/63

1^st number: 1 7/63, 2^nd number: 5 10/14

70/63 - 80/14 is -290/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 14 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   70/63 = 70 × 2/63 × 2 = 140/126
3. Likewise, for the 2nd fraction, since 14 × 9 = 126,
   80/14 = 80 × 9/14 × 9 = 720/126
4. Subtract the two like fractions:
   140/126 - 720/126 = 140 - 720/126 = -580/126
5. After reducing the fraction, the answer is -290/63

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