Adding and Subtracting Integers

This video tutorial covers the basics of adding and subtracting integers, a key seventh-grade math standard. It explains how to use a number line to model these operations and introduces rules for adding integers with the same and different signs. The tutorial also covers subtracting integers, including handling double negatives, and provides practical examples to illustrate these concepts.

What is the primary tool used to model adding and subtracting integers?

• A protractor

• A ruler

• A number line

• A calculator

When adding two integers with the same sign, what should you do with the sign?

• Change the sign

• Reverse the sign

• Ignore the sign

• Keep the sign

What is the result of adding -20 and -4?

• -16

• 24

• -24

• 16

How do you determine the sign when adding integers with different signs?

• Use the sign of the smaller number

• Use the sign of the larger number

• Use the sign of the number with greater absolute value

• Use the sign of the number with lesser absolute value

What is the result of adding 5 and -2?

• -3

• 7

• -7

• 3

If you owe $10 and have $7, how much do you still owe?

• $10

• $0

• $7

• $3

What happens when you subtract a positive integer from a negative integer?

• The result is always positive

• The result is always zero

• The result is a larger negative

• The result is a smaller negative

What is the result of subtracting 3 from -5?

• -8

• 8

• 2

• -2

What does subtracting a negative number equate to?

• Adding a negative number

• Subtracting a positive number

• Adding a positive number

• Subtracting zero

What is the result of 35 minus -4?

• 41

• 29

• 39

• 31