Answers

Subtract 45/20 from 35/63

1^st number: 35/63, 2^nd number: 2 5/20

35/63 - 45/20 is -61/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   35/63 = 35 × 20/63 × 20 = 700/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   45/20 = 45 × 63/20 × 63 = 2835/1260
4. Subtract the two like fractions:
   700/1260 - 2835/1260 = 700 - 2835/1260 = -2135/1260
5. After reducing the fraction, the answer is -61/36

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