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

Trefoil Knot
Slope Between 2 Points (Phase 2)
apec
Random Polar Curve (3)
רישום חופשי

Discover Resources

Segment Length of Chord and tangent in Circle
coins
Intersecting Secants Outside of a Circle
Arithmetic Series
การลบจำนวนเต็ม
Klassisk nøtt trekant pentagon

Discover Topics

Parallelogram
Tangent Function
Arithmetic Operations
Pyramid
Continuity