Place Values and Properties of Operations Exercise Worksheet | Math Pyramid
Place Values and Properties of Operations Worksheet
Description: Online Worksheet for CCSS.Math.Content.2.NBT.B.9 Explain why addition and subtraction strategies work, using place value and the properties of operations.1
Tags: CCSS.Math.Content.2.NBT.B.9 2nd Grade, 2nd grade math, Addition, Subtraction
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