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Use base ten blocks to model simple addition or subtraction equations within 20 based upon a word problem.
Clarifications:
Essential Understandings
Concrete:
- Make a set of base ten blocks from a given context within 20.
- Add “more” to a set or “take from” or “take apart” a set based on the context.
- Recount the set to get a sum or a difference within 20.
- Make a visual representation of a set of base ten blocks from a given context within 20.
- Add “more” to a set or “take from” or “take apart” a set based on the context.
- Recount the set to get a sum or a difference within 20.
- Recognize that the numbers in the problem relate to the visuals being utilized.
- Understand the following concepts and vocabulary: add, take apart, take from, subtract.
General Information
Number: MAFS.1.OA.1.AP.1a
Category: Access Points
Date Adopted or Revised:
06/14
Cluster:
Represent and solve problems involving addition and subtraction. (Major Cluster) :
Clusters should not be sorted from Major to Supporting and then taught in that order. To do so would strip the coherence of the mathematical ideas and miss the opportunity to enhance the major work of the grade with the supporting clusters.
Related Standards
This access point is an alternate version of the following benchmark(s).
Related Resources
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Student Resources
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Parent Resources
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