Flipbook for subtracting integers Counters Number lines Rules.

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Presentation transcript:

Flipbook for subtracting integers Counters Number lines Rules

Flipbook for subtracting integers Counters: Remove the negative or positive chips described. You may need to add zero pairs so that you can have enough chips to remove. Number lines Rules

Flipbook for subtracting integers Example: -3 - 5 8 – (-9) Number lines Rules

Tell if you are going to move right or left

Flipbook for subtracting integers Number lines: Always start at zero then move to the first number. From there move in the opposite direction of the sign. Counters Rules

Flipbook for subtracting integers Example: -3 - 5 3 – (-3) Counters Rules

Integers How do you add? Positive/Negative: What are they? Methods to use? How do you subtract? Make a picture?

In your own words: Use your own words to explain how to subtract integers. Share what you wrote in your notes with your partner.

Flipbook for subtracting integers Rules: When subtracting change the operation and the sign of the second number. Counters Number lines:

Flipbook for subtracting integers Example: -3 - 5 -8 – (-9) Counters Number lines

How is subtracting integers similar to adding them?