Positive and Negative Number Models

Which addition equation matches the problem modeled below? (Yellow is positive and Red is negative)

• -2 + -4 = -6

• 2 + -4 = -2

• 4 + 2 = 6

Which number line models the expression -2 + 4?

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Which number line models the expression 4 + (-5)?

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Which number line models the expression 3 + (-4)?

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Use the words in the drop down to complete each fill in the blank sentence.

Integers that are greater than 0 are called ​ (a)   numbers.

On the number line, the numbers located furthest to the ​ (b)   have the smallest values.

On a number line, the numbers located the furthest to the ​ (c)   have the greatest values.

Integers that are less than 0 are called ​ (d)   numbers.

• positive

• left

• right

• negative

The quarterback had a loss of 5 yards

• Positive

• Negative

• Zero

Which number line models the expression -2 + 2?

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Which equation matches the number line model?

• -4 + (-6) = -10

• 4 + (-6) = -2

• -4 + 6 = 2

• 4 + 6 = 10

Which equation matches the number line model?

• 3 + (-6) = -3

• -3 + (-6) = -9

• -3 + 6 = 3

• 3 + 6 = 9

What is a zero pair? 

• Two negatives

• Two positives

• One negative, one positive