Answers

Subtract 49/12 from 90/2

1^st number: 45 0/2, 2^nd number: 4 1/12

90/2 - 49/12 is 491/12.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 12 is 12
   
   Next, find the equivalent fraction of both fractional numbers with denominator 12
2. For the 1st fraction, since 2 × 6 = 12,
   90/2 = 90 × 6/2 × 6 = 540/12
3. Likewise, for the 2nd fraction, since 12 × 1 = 12,
   49/12 = 49 × 1/12 × 1 = 49/12
4. Subtract the two like fractions:
   540/12 - 49/12 = 540 - 49/12 = 491/12
5. In mixed form: 4011/12

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