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 ...

Julia begins with a Number of the Day warm up activity, followed by practicing 2 and 3 addition and subtraction equations, with and without regrouping, using base 10 drawings, expanded from ...

You can add or subtract numbers in lots of different ways. You can use number lines, number bonds, fact families, 10 squares and counters, or even just writing the numbers down.

Use different strategies to subtract including counting back and the connection between addition and subtraction. Use a number line to help count on to find a difference. Aired 12/07/2021 | Rating ...

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 ...

We are going to use a number line and the counting on strategy to solve this problem. ... Worded problems with addition and subtraction. Duration: 10 minutes 59 seconds 10m . Mathematics Education.

National 4; Negative numbers Using a number line. Negative numbers are mainly used with coordinates and temperature. Use negative numbers in addition and subtraction problems including subtracting ...

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.