Answers

Subtract 54/49 from 4/90

1^st number: 4/90, 2^nd number: 1 5/49

4/90 - 54/49 is -2332/2205.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 49 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 90 × 49 = 4410,
   4/90 = 4 × 49/90 × 49 = 196/4410
3. Likewise, for the 2nd fraction, since 49 × 90 = 4410,
   54/49 = 54 × 90/49 × 90 = 4860/4410
4. Subtract the two like fractions:
   196/4410 - 4860/4410 = 196 - 4860/4410 = -4664/4410
5. After reducing the fraction, the answer is -2332/2205

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