Standard Alignments:

TEKS Math: 1.3.D

(D) Apply basic fact strategies to add and subtract within 20, including making 10 and decomposing a number leading to a 10

AU Math: ACMNA015

(Y1) Represent and solve simple addition and subtraction problems using a range of strategies including counting on, partitioning and rearranging parts (ACMNA015)

CCSS Math: K.OA.5

K.OA.5 Fluently add and subtract within 5.

2.OA.2

2.OA.2 Fluently add and subtract within 20 using mental strategies. By end of Grade 2, know from memory all sums of two one-digit numbers.

Related Lessons

Memorize Subtraction Facts
Solve Addition Word Problems
Add Numbers (Sum of 5)
Subtract Numbers (1-5)
Add Numbers (Sum of 10)
Solve Subtraction Word Problems
Compose Two Numbers to Equal 10
Decompose Numbers Less Than or Equal to 10

Related Concepts

Use Fact Families
Add Numbers by Counting Up
Memorize Subtraction Facts
Solve Addition Equations
Create Story Problems (Addition & Subtraction)
Write Addition Equations
Memorize Addition Facts
Solve Addition Equations
Add Two-Digit Numbers (With Composing)
Add Three-Digit Numbers (With Regrouping)
Use Arrays (Addition)
Add Up To Four Two-Digit Numbers
Solve Addition Word Problems
Memorize Subtraction Facts
Add Numbers (Sum of 5)
Add Numbers (Sum of 10)
Different Ways to Show Addition Poster