Adding and Subtracting Integers Challenge

The video tutorial reviews the rules for adding and subtracting integers, emphasizing the importance of understanding these concepts for simplifying equations in math. It explains that a positive plus a positive is always positive, while a negative plus a negative is always negative. The tutorial also covers how to handle a positive plus a negative, depending on which number is larger. For subtraction, it advises rewriting problems as addition by adding the opposite to avoid confusion. Several examples are provided to illustrate these rules, helping students practice and understand the concepts better.

What is the result of adding two positive numbers?

• Zero

• A positive number

• It depends on the numbers

• A negative number

What is the result of adding two negative numbers?

• A positive number

• A negative number

• Zero

• It depends on the numbers

When adding a positive and a negative number, what determines the sign of the result?

• The larger number

• The second number

• The smaller number

• The first number

What should you do to a subtraction problem to avoid sign confusion?

• Change it to a division problem

• Change it to a multiplication problem

• Leave it as it is

• Change it to an addition problem

In the problem 7 + (-13), what is the result?

• -20

• 20

• -6

• 6

In the problem -7 + (-13), what is the result?

• 6

• -6

• 20

• -20

In the problem -7 + 13, what is the result?

• 20

• -20

• -6

• 6

How do you rewrite the problem -7 - (-13) as an addition problem?

• 7 + 13

• 7 - 13

• -7 + (-13)

• -7 + 13

In the problem -14 - 8, what is the result after converting to an addition problem?

• 22

• -22

• 6

• -6

In the problem -15 - (-2), what is the result after converting to an addition problem?

• -17

• 13

• -13

• 17