Previous Standard
Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps], acting out situations, verbal explanations, expressions, or equations.
Next Standard
Decompose numbers less than or equal to 10 into pairs in more than one way, e.g., by using objects or drawings, and record each decomposition by a drawing or equation (e.g., 5 = 2 + 3 and 5 = 4 + 1).
Worksheets
![k.oa.2 Worksheets - Addition Boxes (to ten) worksheet k.oa.2 Worksheets - Addition Boxes (to ten) worksheet](/math/addition/addition boxes/english/thumb.png)
![k.oa.2 Worksheets - Addition Boxes (to ten) worksheet k.oa.2 Worksheets - Addition Boxes (to ten) worksheet](/math/addition/addition boxes/english/thumb.png)
![k.oa.2 Worksheets - Word Addition Within 10 worksheet k.oa.2 Worksheets - Word Addition Within 10 worksheet](/math/addition/word addition within 10/english/thumb.png)
![k.oa.2 Worksheets - Word Addition Within 10 worksheet k.oa.2 Worksheets - Word Addition Within 10 worksheet](/math/addition/word addition within 10/english/thumb.png)
![k.oa.2 Worksheets - Word Subtraction Within 10 worksheet k.oa.2 Worksheets - Word Subtraction Within 10 worksheet](/math/subtraction/word within 10/english/thumb.png)
![k.oa.2 Worksheets - Word Subtraction Within 10 worksheet k.oa.2 Worksheets - Word Subtraction Within 10 worksheet](/math/subtraction/word within 10/english/thumb.png)
![k.oa.2 Worksheets - Add & Subtract within 10 worksheet k.oa.2 Worksheets - Add & Subtract within 10 worksheet](/math/variables/add-sub within 10/english/thumb.png)
![k.oa.2 Worksheets - Add & Subtract within 10 worksheet k.oa.2 Worksheets - Add & Subtract within 10 worksheet](/math/variables/add-sub within 10/english/thumb.png)