Answers

Subtract 70/60 from 1/63

1^st number: 1/63, 2^nd number: 1 10/60

1/63 - 70/60 is -145/126.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 60 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   1/63 = 1 × 20/63 × 20 = 20/1260
3. Likewise, for the 2nd fraction, since 60 × 21 = 1260,
   70/60 = 70 × 21/60 × 21 = 1470/1260
4. Subtract the two like fractions:
   20/1260 - 1470/1260 = 20 - 1470/1260 = -1450/1260
5. After reducing the fraction, the answer is -145/126

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