Answers

Subtract 30/10 from 20/64

1^st number: 20/64, 2^nd number: 3 0/10

20/64 - 30/10 is -43/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 10 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 64 × 5 = 320,
   20/64 = 20 × 5/64 × 5 = 100/320
3. Likewise, for the 2nd fraction, since 10 × 32 = 320,
   30/10 = 30 × 32/10 × 32 = 960/320
4. Subtract the two like fractions:
   100/320 - 960/320 = 100 - 960/320 = -860/320
5. After reducing the fraction, the answer is -43/16

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