Adding Integers Using Number Lines

What does a positive integer represent in terms of money?

• Investment

• Debt

• Savings

• Loan

What real-world example is used to explain negative integers?

• Going below sea level

• Climbing a mountain

• Gaining yardage in football

• Losing money

On a number line, moving to the right of zero represents what kind of numbers?

• None of the above

• Positive integers

• Zero

• Negative integers

How do you model adding 3 + 2 using a number line?

• Move left 5 spaces from zero

• Move right 3 spaces, then left 2 spaces

• Move right 5 spaces from zero

• None of the above

What happens to the sign of the result when adding two positive integers?

• Becomes zero

• Becomes negative

• Stays positive

• Cannot be determined

What is the result of adding a positive and a negative integer with the same value?

• 0

• The positive integer's value

• The negative integer's value

• Cannot be determined

When adding two negative integers, what is the sign of the result?

• Varies

• Zero

• Negative

• Positive

If you add -1 and 3, what is the result?

• 2

• -4

• -2

• 4

What rule applies when adding integers with opposite signs?

• Add the values and keep the sign of the larger

• Subtract the smaller value from the larger and keep the sign of the larger

• Always results in a positive

• Always results in a negative

When subtracting two integers with opposite signs, what determines the sign of the answer?

• Always positive

• The sign of the second integer

• The sign of the integer with the larger absolute value

• The sign of the first integer