CCSS.Math.Content.K.OA.A.1

Lessons for this standard

Models for Subtraction
Math_Team
Updated: 
2016
5 Comments
  • Operations and Algebraic Thinking
  • Elementary (Grades K-2)
Common Core
Counting on from smaller number to find the difference, and comparing two stacks to find how many more. Aligned with Common Core Standard: K.OA.1...
Subtraction using pictures
Math_Team
Updated: 
2016
3 Comments
  • Operations and Algebraic Thinking
  • Elementary (Grades K-2)
Common Core
The children have pictures to help them with their subtracting. I encourage my children to actually cross out the pictures as they are subtracting...
Addition and Subtraction Centers
  • Operations and Algebraic Thinking
  • Elementary (Grades K-2)
Common Core
These 10 Math Center activities focusing on addition and subtraction are just a few of the hundreds of free K-5 math teaching resources available at...