Answers

Subtract 40/14 from 10/63

1^st number: 10/63, 2^nd number: 2 12/14

10/63 - 40/14 is -170/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 14 is 126
2. For the 1st fraction, since 63 × 2 = 126,
   10/63 = 10 × 2/63 × 2 = 20/126
3. Likewise, for the 2nd fraction, since 14 × 9 = 126,
   40/14 = 40 × 9/14 × 9 = 360/126
4. Subtract the two fractions:
   20/126 - 360/126 = 20 - 360/126 = -340/126
5. After reducing the fraction, the answer is -170/63

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