Practice

In the following exercises, compare the numbers, using \( < \) or \(>\) or \(=\).


    1. \(−6\) _____ \(3\)
    2. \(−1\) _____ \(−4\)

In the following exercises, find the opposite of each number.


    1. \(−7\)
    2. \(8\)

In the following exercises, simplify.

  1. \(|4−9|\)

  2. \(−15+(−12)\)

  3. \(10−(5−6)\)

  4. \(−6(−9)\)

  5. \((−2)^3\)

  6. \(16−3(5−7)\)

In the following exercises, translate each phrase into an algebraic expression and then simplify, if possible.

  1. the difference of \(−7\) and \(−4\)

In the following exercises, solve.

  1. Early one morning, the temperature in Syracuse was −8°F. By noon, it had risen 12°. What was the temperature at noon?

Source: Rice University, https://openstax.org/books/prealgebra-2e/pages/3-practice-test
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