Subtraction of Directed Numbers 有向數的減法

Author:現代中學數學 Modern Secondary Mathematics

Explore the rules of the subtraction of directed numbers by using a number line. (Bilingual version. Supports both English and Chinese.) 利用數線，探究有向數減法的計算法則。 (雙語版，支援中文和英文)

New Resources

רישום חופשי
Slope Between 2 Points (Phase 2)
Which Quadrilateral is Which?
Steel Chair
Combining Random Variables

Discover Resources

geomtry
A Variant of Asymmetric Propeller
LAT4.1
Total Cycle Time Calculation
Calculus Definite Integral TASK #3

Discover Topics

Integral Calculus
Tangent Line or Tangent
Centroid or Barycenter
Combinatorics
Percentages