Divide: 7 − 4 by 63 64

Divide:

\[\frac{7}{- 4} \text{by} \frac{63}{64}\]

Sum

\[\frac{7}{- 4} \div \frac{63}{64} = \frac{7}{- 4} \times \frac{64}{63} = \frac{- 16}{9}\]

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Add and express the sum as a mixed fraction:

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(iii) `(-7)/9,2/-3 and (-5)/18`

State, true or false

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