Description
Another strategy when teaching addition or subtraction using mental math!
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Highlights
Description
Another strategy when teaching addition or subtraction using mental math!
Report this resource to TPT
Reported resources will be reviewed by our team. Report this resource to let us know if this resource violates TPT's content guidelines.
Reviews
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Excellent resource for math notebooks. My students rely on this resource.
Questions & Answers
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Standards
to see state-specific standards (only available in the US).
CCSS2.NBT.B.5
Fluently add and subtract within 100 using strategies based on place value, properties of operations, and/or the relationship between addition and subtraction.
CCSS2.NBT.B.6
Add up to four two-digit numbers using strategies based on place value and properties of operations.
CCSS2.NBT.B.7
Add and subtract within 1000, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method. Understand that in adding or subtracting three-digit numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; and sometimes it is necessary to compose or decompose tens or hundreds.
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