Inform the students that they will find differences using the number line model. Make a number line on the floor with numbered carpet squares or by drawing on a shower curtain. Display a subtraction ...

If you prefer, you might draw a chalk number line on the floor. Label the line from 0 to 12. Inform the students that today they will use a number line to find differences. Review addition on the ...

Inform the students that they will find differences using the number line model. Make a number line on the floor with numbered carpet squares or by drawing on a shower curtain. Display a subtraction ...

Note: Before the lesson begins, attach a long strip of masking tape to the floor and draw a number line on it. If you prefer, you might draw a chalk number line on the floor. Label the line from 0 to ...

Two well-known models for addition are the set model and the number line model. As to subtraction there are four models: the take-away model, the number line model, the missing-addend model, and the ...

Special vocabulary used in this lesson: Addition Number line Counting-on strategy; 2. Remember that when you use the counting-on strategy to think of the bigger number first.

Friday, July 7, 2017 - ORIGO Education is offering a live stream education seminar, The Number Line: More on Making the Most of Math Models, on edWeb.net, a popular web community for professional ...

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 ...

One of the most important features of GeoGebra [1] is the coordination of the geometric and algebraic representations, easily observed in GeoGebra window. Using GeoGebra software the teacher can ...