Answers

Subtract 98/50 from 18/84

1^st number: 18/84, 2^nd number: 1 48/50

18/84 - 98/50 is -611/350.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 50 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   18/84 = 18 × 25/84 × 25 = 450/2100
3. Likewise, for the 2nd fraction, since 50 × 42 = 2100,
   98/50 = 98 × 42/50 × 42 = 4116/2100
4. Subtract the two like fractions:
   450/2100 - 4116/2100 = 450 - 4116/2100 = -3666/2100
5. After reducing the fraction, the answer is -611/350

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