Answers

Subtract 21/64 from 56/28

1^st number: 2 0/28, 2^nd number: 21/64

56/28 - 21/64 is 107/64.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 64 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 28 × 16 = 448,
   56/28 = 56 × 16/28 × 16 = 896/448
3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
   21/64 = 21 × 7/64 × 7 = 147/448
4. Subtract the two like fractions:
   896/448 - 147/448 = 896 - 147/448 = 749/448
5. After reducing the fraction, the answer is 107/64
6. In mixed form: 143/64

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