Empty number lines can help you work out the difference between the two numbers. For example, if you want to work out 72 - 64, you begin on 64 and count up. Like this: ...

Coronet Film: Elementary Math - Addition, Subtraction & Number Line. Posted: February 25, 2025 | Last updated: March 19, 2025. Explains the concept of zero in mathematics, emphasizing its role as ...

Math Mights. Subtraction on an Open Numberline. Season 2 Episode 214 | 16m Video has Closed Captions | CC. Mrs. McCartney talks addition with D.C.; practices hopping the numberline with Springling.

Ellis showed a subtraction problem, performed both using the traditional regrouping, or borrow-and-carry, algorithm and using an example from the common core. Here’s a screenshot of the two methods.

SUBJECTS: Maths YEARS: F–2. Learn the "counting back" strategy to help you solve tricky subtraction problems. In this lesson, Miss James demonstrates how to use a number line correctly, and she ...

Then you should write a matching number sentence. For example, ... Subtraction using a number line. Duration: 9 minutes 44 seconds 9m . Maths Years F–1 with Miss James: ...