Answers

Subtract 70/9 from 84/70

1^st number: 1 14/70, 2^nd number: 7 7/9

84/70 - 70/9 is -296/45.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 9 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   84/70 = 84 × 9/70 × 9 = 756/630
3. Likewise, for the 2nd fraction, since 9 × 70 = 630,
   70/9 = 70 × 70/9 × 70 = 4900/630
4. Subtract the two like fractions:
   756/630 - 4900/630 = 756 - 4900/630 = -4144/630
5. After reducing the fraction, the answer is -296/45

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