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Home > MC1 > Chapter 4 > Lesson 4.3.4 > Problem 4-124

4-124.
  1. . Simplify the following expressions. Homework Help ✎

    1. − 5 + ( −3)

    2. 6 + ( −3)

    3. −11 − 2

    4. 4 + ( −10)

    5. 3 − ( −9)

    6. ( −2)( −5)

    7. (5)( −16)

    8. −20 ÷ 5

    9. −12 ÷ ( −1)

For parts (a), (b), and (c), try drawing a diagram with + and − symbols if you are having difficulty.

Parts (d) and (e) are similar to (a) - (c).

Remember that the product of two negative integers is positive.

10

If you had 5 groups of 16 negatives, how many negatives would you have?

What would you need to multiply by 5 to get −20?

−4

If you had 12 negatives and you divided them into groups with one negative in each, how many groups would you have?