Answers

Subtract 48/10 from 27/90

1^st number: 27/90, 2^nd number: 4 8/10

27/90 - 48/10 is -9/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 10 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 90 × 1 = 90,
   27/90 = 27 × 1/90 × 1 = 27/90
3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
   48/10 = 48 × 9/10 × 9 = 432/90
4. Subtract the two like fractions:
   27/90 - 432/90 = 27 - 432/90 = -405/90
5. After reducing the fraction, the answer is -9/2

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