To multiply by 1,000, each digit moves three places to the left. Eg, units become thousands. Note: units are often referred to as ones. For example, 34 has 3 tens and 4 units, or we could say 34 has 3 ...

Refresh your knowledge with these guides on place value and calculations with whole numbers. Write the numbers one underneath the other, lining up the units place value digits. Start on the left to ...

Want to help your first-grader master math? Here are some of the skills your child will be learning in the classroom. Understand place value in one- and two-digit numbers. Understand that in two-digit ...