Subtracting real numbers a positive from a positive, 5 - 3

The video tutorial explains how to use the additive inverse to simplify subtraction problems. It introduces the concept of additive inverse, which states that a number plus its opposite equals zero. The tutorial demonstrates how to rewrite subtraction as addition using the additive inverse and solve problems using a number line. This approach helps in understanding and solving subtraction problems more easily.

What does the additive inverse of a number help us achieve in subtraction?

• It helps in multiplying numbers.

• It helps in dividing numbers.

• It simplifies the subtraction process.

• It converts numbers to fractions.

How can the subtraction problem 5 - 3 be rewritten using the additive inverse?

• 5 + (-3)

• 5 - (-3)

• 5 + 3

• 5 - 3

What is the result of 5 - 3 when using the additive inverse method?

• -2

• 2

• 0

• 3

On a number line, what does moving to the left represent?

• Positive distance

• Negative distance

• Multiplication

• Zero distance

When using a number line, what is the final position if you start at 5 and move 3 units in the negative direction?

• 8

• 2

• 0

• -2