3 Digit Numbers

Hundreds, Tens and Ones

2.NBT.1 Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones.

● Unitize by making a hundred from a collection of ten tens.

● Demonstrate that the numbers 100, 200, 300, 400, 500, 600, 700, 800, 900 refer to one, two, three, four, five, six, seven, eight, or nine hundreds, with 0 tens and 0 ones.



2.NBT.3 Read and write numbers, within 1,000, using base-ten numerals, number names, and expanded form.