Open Workspace Canvas
Blank Number Line
An open, flexible canvas for custom student problem-solving strategies.
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Classroom Guide: Open Number Line Reasoning
An open number line has no pre-printed numbers. Students write in their own reference ticks and jumps to demonstrate mental arithmetic.
1.Custom Tick Values: Add text notes or freehand annotations at custom positions.
2.Flexible Decomposition: Encourage students to show how they break down numbers (e.g. 48 + 27 = 48 + 2 + 20 + 5).