Answers

Subtract 84/50 from 4/90

1^st number: 4/90, 2^nd number: 1 34/50

4/90 - 84/50 is -368/225.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 50 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 90 × 5 = 450,
   4/90 = 4 × 5/90 × 5 = 20/450
3. Likewise, for the 2nd fraction, since 50 × 9 = 450,
   84/50 = 84 × 9/50 × 9 = 756/450
4. Subtract the two like fractions:
   20/450 - 756/450 = 20 - 756/450 = -736/450
5. After reducing the fraction, the answer is -368/225

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