Answers

Subtract 25/36 from 20/35

20/35 - 25/36 is -31/252.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 36 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 35 × 36 = 1260,
   20/35 = 20 × 36/35 × 36 = 720/1260
3. Likewise, for the 2nd fraction, since 36 × 35 = 1260,
   25/36 = 25 × 35/36 × 35 = 875/1260
4. Subtract the two like fractions:
   720/1260 - 875/1260 = 720 - 875/1260 = -155/1260
5. After reducing the fraction, the answer is -31/252

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