Answers

Subtract 50/20 from 28/64

1^st number: 28/64, 2^nd number: 2 10/20

28/64 - 50/20 is -33/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 20 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 64 × 5 = 320,
   28/64 = 28 × 5/64 × 5 = 140/320
3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
   50/20 = 50 × 16/20 × 16 = 800/320
4. Subtract the two like fractions:
   140/320 - 800/320 = 140 - 800/320 = -660/320
5. After reducing the fraction, the answer is -33/16

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