Exercise · L1

Matching number pairs

mixed-operations matching 7 min 数九

L1Level

mixed-operationsSkill

matchingType

7mTime

Best for

Best for focused single-question practice and careful method review.

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

Match two one-rod additions that end at the same final value.

Reusable visual engine

Visual support for Matching number pairs

Value 9 · 九

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