Reason about number size
~10 min
Use place value words to tell why one number is greater or smaller.
Ones, tens, hundreds
679
6 hundreds
7 tens
9 ones
A 3-digit number has hundreds, tens, and ones. The hundreds digit tells how many hundreds, the tens digit tells how many tens, and the ones digit tells how many ones.
💡 Read the places from left to right: hundreds, tens, ones.

