Answers

Subtract 9/64 from 15/7

1^st number: 2 1/7, 2^nd number: 9/64

15/7 - 9/64 is 897/448.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 64 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 7 × 64 = 448,
   15/7 = 15 × 64/7 × 64 = 960/448
3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
   9/64 = 9 × 7/64 × 7 = 63/448
4. Subtract the two like fractions:
   960/448 - 63/448 = 960 - 63/448 = 897/448
5. In mixed form: 21/448

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