Answers

Subtract 42/64 from 90/42

1^st number: 2 6/42, 2^nd number: 42/64

90/42 - 42/64 is 333/224.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 42 × 32 = 1344,
   90/42 = 90 × 32/42 × 32 = 2880/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   42/64 = 42 × 21/64 × 21 = 882/1344
4. Subtract the two like fractions:
   2880/1344 - 882/1344 = 2880 - 882/1344 = 1998/1344
5. After reducing the fraction, the answer is 333/224
6. In mixed form: 1109/224

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