Primary Math

Ohio's Learning Standards for Mathematics, grades K-2, focuses on the following concepts at each level:

  • More time dedicated to learning numbers in kindergarten than other topics
  • Representing and comparing whole numbers, initially with sets of objects
  • Describing shapes and space
Course Overview
Key Vocabulary

First grade:
  • Understanding addition, subtraction and strategies within 20 
  • Understanding whole numbers, how they relate and place value, including grouping in tens and ones
  • Understanding measurement and how to measure lengths
  • Reasoning about attributes of and composing and decomposing geometric shapes
Course Overview
Key Vocabulary

Second grade:
  • Extending understanding of base-ten notation
  • Building fluency with addition and subtraction
  • Using standard units of measure
  • Describing and analyzing shapes
Course Overview
Key Vocabulary
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