Using Addition to Solve Subtraction

This video tutorial teaches how to find the difference between two numbers using addition. It explains the takeaway method with a number line and demonstrates how addition and subtraction are related. Examples include solving 10 minus 4 and 9 minus 5 by counting spaces on a number line and using addition to find missing parts. The lesson concludes by reinforcing the concept that addition can be used to solve subtraction problems.

What is the main concept introduced in the lesson?

• Using subtraction to find differences

• Using multiplication to find differences

• Using addition to find differences

• Using division to find differences

In the takeaway method, what does moving back on the number line represent?

• Dividing numbers

• Multiplying numbers

• Subtracting numbers

• Adding numbers

How many spaces are there between 6 and 10 on the number line?

• 5 spaces

• 4 spaces

• 3 spaces

• 2 spaces

What is the result of 10 minus 4 using addition?

• 8

• 7

• 6

• 5

Which number do we start with to find the missing part in 10 minus 4 using addition?

• 10

• 6

• 4

• 0

What is the missing part that needs to be added to 4 to make 10?

• 5

• 6

• 7

• 8

In the example of 9 minus 5, how many spaces are counted from 5 to 9?

• 6 spaces

• 5 spaces

• 3 spaces

• 4 spaces

What is the result of 9 minus 5 using addition?

• 4

• 3

• 6

• 5

Which number do we start with to find the missing part in 9 minus 5 using addition?

• 9

• 0

• 5

• 4

What is the main takeaway from the lesson?

• Addition can be used to solve subtraction problems

• Addition and subtraction are unrelated

• Subtraction is always easier than addition

• Multiplication is the best way to find differences