Exercise · L1

Subtract three from nine

subtraction subtraction 7 min 数六

L1Level

subtractionSkill

subtractionType

7mTime

Best for

Best for short accuracy checks before moving into longer worksheet or sequence work.

Practice rule: try this before opening the hint or answer.

Solve 9 - 3 on one rod and re-read the rod before answering.

Reusable visual engine

Visual support for Subtract three from nine

Value 6 · 六

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1. Solve first 2. Write your response 3. Verify or reveal

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