Access Point #: MAFS.2.OA.1.AP.bb (Archived Access Point)


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Determine the unknown whole number in an equation relating four or more whole numbers. For example, determine the unknown number that makes the equation true in the equations 37 + 10 + 10 = ______ + 18, ? – 6 = 13 – 4, and 15 – 9 = 6 + .
Number: MAFS.2.OA.1.AP.bb Category: Access Points
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

Name Description
MAFS.2.OA.1.a: Determine the unknown whole number in an equation relating four or more whole numbers. For example, determine the unknown number that makes the equation true in the equations 37 + 10 + 10 = ______ + 18, ? – 6 = 13 – 4, and 15 – 9 = 6 + square box.



Related Courses

Name Description
5012040: Grade Two Mathematics
7712030: Access Mathematics Grade 2
5012005: Foundational Skills in Mathematics K-2