1. Home
  2. Standards
  3. Add and subtract within 20.

Add and subtract within 20.

  • Operations and Algebraic Thinking

West Virginia DOE
Last updated: 
2016-02-01 08:31:05

Lessons for this standard

Resources cannot be aligned to this standard, browse sub-standards to find lessons.

Related standards

Finer grained standards that are part of this one

OA.M.1.5

Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).

West Virginia DOE
Last updated: 
2016-02-01 08:31:24

OA.M.1.6

Add and subtract within 20, demonstrating fluency for addition and subtraction within 10 and use strategies such as

West Virginia DOE
Last updated: 
2016-02-01 08:31:53
Standards derived from the same national standard

Math.Content.1.OA.C

Add and subtract within 20.

North Carolina DOE
Last updated: 
2015-06-23 09:57:13

CCSS.Math.Content.1.OA.C

Add and subtract within 20.

Vermont DOE
Last updated: 
2013-06-21 08:28:01

1.OA.C

Add and subtract within 20.

Wyoming DOE
Last updated: 
2018-10-18 07:24:58

CCSS.Math.Content.1.OA.C

Add and subtract within 20.

Rhode Island DOE
Last updated: 
2013-06-20 15:53:12

Add and subtract within 20.

North Dakota DOE
Last updated: 
2015-04-08 13:03:28
View more
Find lessons by standard
Newsletter sign-up form