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Online Flash Card – Subtracting With Numbers To 99
Related Resources
The Addition and subtraction Flashcard shown above is aligned with standard 2NBT05 taken from the Common Core Standards For Mathematics (see the extract below) as are the resources listed below.
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:
Use place value understanding and properties of operations to add and subtract