Answers

Subtract 84/50 from 30/70

1^st number: 30/70, 2^nd number: 1 34/50

30/70 - 84/50 is -219/175.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 50 is 350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 350
2. For the 1st fraction, since 70 × 5 = 350,
   30/70 = 30 × 5/70 × 5 = 150/350
3. Likewise, for the 2nd fraction, since 50 × 7 = 350,
   84/50 = 84 × 7/50 × 7 = 588/350
4. Subtract the two like fractions:
   150/350 - 588/350 = 150 - 588/350 = -438/350
5. After reducing the fraction, the answer is -219/175

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