Number Line tool 數線工具

Author:現代中學數學 Modern Secondary Mathematics

Demonstrate the addition and subtraction of directed numbers by using a number line. (Bilingual version. Supports both English and Chinese.) 利用數線展示有向數的加減。 (雙語版，支援中文和英文)

New Resources

Writing and Graphing Proportional Relationships (k>0)
Right Triangle Inscribed in a Semicircle
Midpoint Theorem Questions: Mild
Laundry Basket
Segment Addition Postulate (Mild Questions)

Discover Resources

Two towels on a beach—an application of Desargues's theorem
geqwga
H4c testjezelf
Operations with Complex Numbers
Hitting the Slopes

Discover Topics

Planes
Sine
Plane Figures or Shapes
Constructions
Square