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 Addition and Subtraction of 2-Digit Numbers WITHOUT Regrouping M - Mentally add or subtract 10 or 100 to a given number 100-900 (2.NBT.8)  M - Addition and subtraction within 100 to solve one and two step word problems with unknowns in all positions (2.OA.1)  D - Fluently add and subtract within 100 using strategies based on place value, properties of operations, and /or the relationship between addition and subtraction. (2.NBT.5)  D - Explain why addition and subtraction strategies work, using place value and the properties of operations. (2.NBT.9)  Addition and Subtraction of 2-Digit Numbers WITH Regrouping M - Addition and subtraction within 100 to solve one and two step word problems with unknowns in all positions (2.OA.1) D - Fluently add and subtract within 100 using strategies based on place value, properties of operations, and /or the relationship between addition and subtraction. (2.NBT.5)  D - Add up to four two-digit numbers using strategies based on place value and properties of operations. (2.NBT.6)  D - Explain why addition and subtraction strategies work, using place value and the properties of operations. (2.NBT.9)  Grade Level Fluency  M - Continue with Math Facts to 20 Lists: +6,+7,+8,+9) (2.OA.2) D - Place Value (2.NBT.1)

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