Five marks exercise problems II — task. Mathematics State Board, Class 8.

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Verify the commutative property for addition and multiplication for the rational numbers

\frac{- 10}{11}

and

\frac{- 8}{33}

Verification:

\frac{- 10}{11} + (\frac{- 8}{33})

\(=\)

\frac{i}{i}

\frac{- 8}{33} + (\frac{- 10}{11})

\(=\)

\frac{i}{i}

Addition is .

(\frac{- 10}{11}) \times (\frac{- 8}{33})

\(=\)

\frac{i}{i}

(\frac{- 8}{33}) \times (\frac{- 10}{11})

\(=\)

\frac{i}{i}

Multiplication is .

Did you find an error?

3. Five marks exercise problems II