Answers

Subtract 25/90 from 49/12

1^st number: 4 1/12, 2^nd number: 25/90

49/12 - 25/90 is 137/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 12 × 15 = 180,
   49/12 = 49 × 15/12 × 15 = 735/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   25/90 = 25 × 2/90 × 2 = 50/180
4. Subtract the two like fractions:
   735/180 - 50/180 = 735 - 50/180 = 685/180
5. After reducing the fraction, the answer is 137/36
6. In mixed form: 329/36

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