Common Core Printables - Answer Keys at I4C

I4C

Common Core Printables - Answer Keys

Welcome to our Common Core Printables Answer Key Section!

Here you will find the answers to our thousands of practice worksheets tied to the Common Core State Standards.
Just select an area from the list below:

Common Core Online Practice - InteractivesMath - KindergartenCounting and CardinalityOperations and Algebraic ThinkingMath - 1st GradeNumber and Operations in Base TenOperations and Algebraic ThinkingMath - 2nd GradeMeasurement and DataNumber and Operations in Base TenOperations and Algebraic ThinkingMath - 3rd GradeMeasurement and DataNumber and Operations in Base TenNumber and Operations -- FractionsOperations and Algebraic ThinkingMath - 4th GradeNumber and Operations in Base TenNumber and Operations -- FractionsOperations and Algebraic ThinkingMath - 5th GradeNumber and Operations in Base TenNumber and Operations -- FractionsMath - 6th GradeExpressions & EquationsThe Number SystemRatios & Proportional RelationshipsStatistics & ProbabilityMath - 7th GradeThe Number SystemMath - 8th GradeExpressions & Equations