A number line is a visual representation of numbers in sequential order. To add or subtract integers using a number line, place your finger on the first integer and then move left (for subtracting) or ...

Number lines are a valuable tool in mathematics education, as they help students develop a conceptual understanding of numbers and their relationships. By engaging students in hands-on activities ...

To add and subtract numbers always begin counting from zero. When adding positive numbers, count to the right. When subtracting positive numbers, count to the left. Calculate 4 - 5 - 3. Imagine moving ...

This is an interactive model of integers as red and blue counters, using the p5 javascript library. This is designed to help students explore properties of adding and subtracting integers, using a ...

A GCSE Maths video about adding and subtracting with negative numbers. The video shows how to use a number line and how to work out the answer by using number discs.

“Man, I didn’t do nothing,” students often said to me when I spoke with them about their behavior. “My point exactly,” I replied. “If you didn’t do nothing, you must have done something.” It was after ...