Answers

Subtract 84/64 from 15/35

1^st number: 15/35, 2^nd number: 1 20/64

15/35 - 84/64 is -99/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 64 is 2240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2240
2. For the 1st fraction, since 35 × 64 = 2240,
   15/35 = 15 × 64/35 × 64 = 960/2240
3. Likewise, for the 2nd fraction, since 64 × 35 = 2240,
   84/64 = 84 × 35/64 × 35 = 2940/2240
4. Subtract the two like fractions:
   960/2240 - 2940/2240 = 960 - 2940/2240 = -1980/2240
5. After reducing the fraction, the answer is -99/112

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