Answers

Subtract 42/32 from 90/12

1^st number: 7 6/12, 2^nd number: 1 10/32

90/12 - 42/32 is 99/16.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 32 is 96
   
   Next, find the equivalent fraction of both fractional numbers with denominator 96
2. For the 1st fraction, since 12 × 8 = 96,
   90/12 = 90 × 8/12 × 8 = 720/96
3. Likewise, for the 2nd fraction, since 32 × 3 = 96,
   42/32 = 42 × 3/32 × 3 = 126/96
4. Subtract the two like fractions:
   720/96 - 126/96 = 720 - 126/96 = 594/96
5. After reducing the fraction, the answer is 99/16
6. In mixed form: 63/16

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