Common Core Alignment:.

2.NBT.1:

Number And Operations In Base Ten

Understand Place Value.

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.3:

Number And Operations In Base Ten

Understand Place Value.

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

2.NBT.4:

Number And Operations In Base Ten

Understand Place Value.

Compare two three-digit numbers based on meanings of the hundreds, tens, and ones digits, using >, =, and < symbols to record the results of comparisons.

3.NBT.1:

Number And Operations In Base Ten

Use Place Value Understanding And Properties Of Operations To Perform Multi-Digit Arithmetic.4

Use place value understanding to round whole numbers to the nearest 10 or 100.

3.NBT.2:

Number And Operations In Base Ten

Use Place Value Understanding And Properties Of Operations To Perform Multi-Digit Arithmetic

Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and-or the relationship between addition and subtraction.

4.NBT.2:

Number And Operations In Base Ten

Generalize Place Value Understanding For Multi-Digit Whole Numbers.

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 digits in each place, using >, =, and < symbols to record the results of comparisons.