CCSS.Math.Content.4.NBT.A

CCSS.Math.Content.4.NBT.A is a cluster heading. These are the individual standards under it.

• CCSS.Math.Content.4.NBT.A.1

  Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right.

• CCSS.Math.Content.4.NBT.A.2

  Read and write multi-digit whole numbers using base-ten numerals, number names, and expanded form. Compare two multi-digit numbers based on meanings of the digi...

• CCSS.Math.Content.4.NBT.A.3

  Use place value understanding to round multi-digit whole numbers to any place.

01

What Students Need to Do

Students use place value to read, write, compare, and round multi-digit whole numbers through 1,000,000. They explain how a digit’s value changes when its position changes.

02

What Mastery Looks Like

Students accurately read, write, compare, and round whole numbers through 1,000,000. They explain that moving a digit one place left makes its value ten times greater.

03

Common Misconceptions

Students may treat a digit as having the same value wherever it appears. They may reverse comparison symbols, omit placeholder zeros, or round using the wrong neighboring digit.

04

How to Assess It

Exit ticket: For 364,782, write the value of 6, compare it with 346,782 using <, >, or =, then round to the nearest ten thousand.

1. 01

   Build six-digit numbers with place value disks, then shift one disk left and describe how its value changes.

2. 02

   Ask students to explain in writing why the 5 in 352,000 has ten times the value of the 5 in 35,200.

3. 03

   Play a number card game where students arrange digits to make the greatest number, compare results, and justify each choice.

4. 04

   Use city populations from a data table to order the cities and round each population to a chosen place.

• CCSS.Math.Content.1.NBT.B

  Understand place value.

• CCSS.Math.Content.2.NBT.A

  Understand place value.

• CCSS.Math.Content.3.NBT.A

  Use place value understanding and properties of operations to perform multi-digit arithmetic.