Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from. |
CCSS.Math.Content.K.OA.A.1 |
Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations. | Know & Show 1: Yakity Yak, Number Zoo Know & Show 2: Yakity Yak, Number Zoo K-2 World: K-2 Gym, 3 to 9 - Add Gyms: Add/Subtract |
CCSS.Math.Content.K.OA.A.2 |
Solve addition and subtraction word problems, and add and subtract within 10, e.g., by using objects or drawings to represent the problem. | Know & Show 1: Yakity Yak, Number Zoo |
CCSS.Math.Content.K.OA.A.3 |
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). | Know & Show 1: Yakity Yak K-2 World: K-2 Just the Facts, K-2 Gym, 3 to 9 - Add JTF & Gyms: Add/Subtract |
CCSS.Math.Content.K.OA.A.4 |
For any number from 1 to 9, find the number that makes 10 when added to the given number, e.g., by using objects or drawings, and record the answer with a drawing or equation. | Know & Show 1: Yakity Yak K-2 World: K-2 Just the Facts, K-2 Gym JTF & Gyms: Addition |
CCSS.Math.Content.K.OA.A.5 |
Fluently add and subtract within 5. | K-2 World: K-2 Just the Facts, K-2 Gym, K-2 Skip Game JTF & Gyms: Add/Subtract |