Answers

Subtract 20/35 from 35/64

35/64 - 20/35 is -11/448.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 35 is 2240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2240
2. For the 1st fraction, since 64 × 35 = 2240,
   35/64 = 35 × 35/64 × 35 = 1225/2240
3. Likewise, for the 2nd fraction, since 35 × 64 = 2240,
   20/35 = 20 × 64/35 × 64 = 1280/2240
4. Subtract the two like fractions:
   1225/2240 - 1280/2240 = 1225 - 1280/2240 = -55/2240
5. After reducing the fraction, the answer is -11/448

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