CCSS.MATH.CONTENT.2.NBT.A.1 : Second Grade Math Worksheets

About 2.NBT.A.1

Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

2.NBT.A.1.A
100 can be thought of as a bundle of ten tens — called a "hundred."

2.NBT.A.1.B
The numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds (and 0 tens and 0 ones).

Here is a collection of our common core aligned worksheets for core standard 2.NBT.A.1.

A brief description of the worksheets is on each of the worksheet widgets. Click on the images to view, download, or print them. All worksheets are free for individual and non-commercial use.

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2.NBT.A      2.NBT.A.1

Worksheet: Second Grade

Understand Place value


Identify the place value of each red and underlined numeral in a two digit number.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Understand Place Value


Identify what each numeral in a two digit number stands for.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Jump to It


Identify place value in three digit numbers.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value


Learn to identify place value up to 1000.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value : up to 1000


Write the correct place value of each digit.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value Models - up to 100


Write the number represented by each set of base ten blocks.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Working With Thousands


Practice place value to thousands.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Brandy Bee's Numbers


Read the set of tens and ones, then write the correct number on Brandy bee’s beehive .

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Cans of Candies


Add tens and ones from the candy jars, then write the correct number.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Carly Cow's Tens and Ones!


Match the numbers to the correct set of tens and ones.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value Models - Tens and Ones


Look at each place value model, then write the number and the number names.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value Models - Tens and Ones


Write the number in both numeral and word form using base ten blocks.

Core Standard: 2.NBT.A.1



Convert numbers between place values ( ones, tens, hundreds, and thousands).

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Ones and Tens


Determine the place value of a digit.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Place Value


Regroup each number into tens and ones.

Core Standard: 2.NBT.A.1


Worksheet: Second Grade

Regrouping Tens and Ones


Regroup tens and ones to write the numbers.

Core Standard: 2.NBT.A.1



Again, we encourage you to see more printable worksheets in common core standard 2.NBT.A .