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Understanding the properties of arithmetic will allow you to simplify complex expressions and do difficult calculations in a flash. Just don't divide by 0... See more

Evaluate \[ 5 \times ( 7 + 3 ). \]

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True or False?

\[ 4 \times (2 + 3) = (4 \times 2) + 3 \]

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Evaluate \[ -7 -\big(50 -(24-(-15) \times 2 )\big). \]

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Evaluate

\[ 6 - \left( \left( \left( -\dfrac{1}{3} \right) + \dfrac{4}{3} \right) \times 2 \right) \div 2. \]

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Evaluate \[ 8 + 7 - ( 6 + 5 ). \]

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