Embedded Files
AlgebraÂ
Operations and Algebraic Thinking
Standard
Focus Skill
Description
CCSS.Math.Content .1.OA.C.6
Add within 20 using place value strategy
Add within 20 using strategies based on place value
CCSS.Math.Content .1.OA.B.3
Subtract within 20 using any strategy
Subtract within 20 using any strategy
CCSS.Math.Content .1.OA.C.6
Subtract within 20 using any strategy
Subtract within 20 using any strategy
CCSS.Math.Content .1.OA.A.1
Solve a problem: addition / subtraction within 20
Solve a problem involving addition or subtraction of numbers within 20
CCSS.Math.Content .1.OA.D.8
Find an unknown: addition / subtraction fact to 20
Determine an unknown whole number in an addition or subtraction equation within 20
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