Grade 3 - Subtraction - Constant Difference

In this video, we'll explore the "constant difference" strategy for subtraction. This method involves adjusting both numbers in a subtraction problem by the same amount, making the calculation simpler without changing the difference between them.

We'll also use a number line visualization to help you understand how this technique works and why it's effective. Whether you're new to this strategy or looking to reinforce your understanding, this overview will provide a clear and concise explanation. Let's get started!