Evaluate: $- \frac{2}{7} + \frac{1}{35}$

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Solution

$- \frac{2}{7} + \frac{1}{35}$

Now, Least Common Multiple (LCM) of the denominators will be
$= 35$

so, we can write the Equation as

$\frac{- 2 \times 5}{7 \times 5} + \frac{1}{35} = \frac{- 10}{35} + \frac{1}{35} = \frac{- 9}{35}$

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Evaluate each of the following:
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(ii) $\frac{- 4}{7} - \frac{2}{(- 3)}$

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(iv) $\frac{- 2}{1} - \frac{5}{9}$

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