Answers

Subtract 42/64 from 84/18

1^st number: 4 12/18, 2^nd number: 42/64

84/18 - 42/64 is 385/96.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 64 is 576
   
   Next, find the equivalent fraction of both fractional numbers with denominator 576
2. For the 1st fraction, since 18 × 32 = 576,
   84/18 = 84 × 32/18 × 32 = 2688/576
3. Likewise, for the 2nd fraction, since 64 × 9 = 576,
   42/64 = 42 × 9/64 × 9 = 378/576
4. Subtract the two like fractions:
   2688/576 - 378/576 = 2688 - 378/576 = 2310/576
5. After reducing the fraction, the answer is 385/96
6. In mixed form: 41/96

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