Represent and solve problems involving addition and subtraction within 20.
Algebraic Concepts
Operations and Algebraic Thinking
Pennsylvania DOE
Last updated:
2014-04-15 22:02:15
Lessons for this standard
No resources have been tagged as aligned with this standard.
Related standards
- This standard is part of: CC.2.2.1.A
- This standard is derived from: CCSS.Math.Content.1.OA.A.1
Similar standards in other grades
Standards with the same topic and subject but for other grades
Represent and solve problems involving addition and subtraction within 100.
Pennsylvania DOE
Last updated:
2014-04-15 22:03:48
Extend the concepts of putting together and taking apart to add and subtract within 10.
Pennsylvania DOE
Last updated:
2014-04-15 22:01:00
Represent and solve problems involving the four operations.
Pennsylvania DOE
Last updated:
2014-04-15 22:41:20
Represent and solve problems involving multiplication and division.
Pennsylvania DOE
Last updated:
2015-04-08 13:03:28
Solve problems involving the four operations, and identify and explain patterns in arithmetic.
Pennsylvania DOE
Last updated:
2015-04-08 13:03:28
Similar standards elsewhere
Standards derived from the same national standard
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Colorado DOE
Last updated:
2018-10-08 13:42:14
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Idaho DOE
Last updated:
2017-04-23 21:08:44
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
North Carolina DOE
Last updated:
2015-06-23 09:57:13
Use strategies to add and subtract within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions.
North Dakota DOE
Last updated:
2017-05-03 20:21:26
Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.
Vermont DOE
Last updated:
2013-06-21 08:28:11