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Home > MC2 > Chapter 2 > Lesson 2.1.3 > Problem 2-40

2-40.

Simplify the following expressions. Show your work.

  1. Represent these values with + - tiles to find out what is left.
    Notice that the - tiles cancel out and you are left with tiles.

  1. See (a).

  1. Look at the number line. Put your finger at and move it to the left , then move it to the left . Where do you land?

  1. See (a).

  1. 15 – 20

  1. –9 + 14

    See (a) or (e).

  1. 11 + (–7)

    See (a) or (e).

  1. 5 – 9

    See (a) or (e).