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Home > MC1 > Chapter 3 > Lesson 3.4.3 > Problem 3-118

3-118.
  1. . Find the value of each expression. Change any subtraction problem to an equivalent addition problem and draw it with + and − pieces. Homework Help ✎

    1. 5 − 7

    2. −5 + (−7)

    3. −5 + 7

    4. −5 − (−7)

The equivalent addition problem is 5 + (−7).

A drawing should look something like this:

− − − − −
− − − − − − −

2

Remember to draw your diagram.

How can you take away 7 negatives from 5 negatives?

Draw an integer tile diagram. You will need to add some zero pairs.