Do you remember how to use models to represent place value?
Use the least amount of blocks possible to make the number $530$530.
By remembering that each digit in our number is ten times larger than the place to its right, we can multiply or divide by $10$10.
Complete these number sentences.
When we multiply by $10$10, our number becomes ten times bigger, so the digit moves to the next highest place, by moving left. When we divide by $10$10, our number becomes ten times smaller. so the digit moves one place right.
uses mental and written strategies for addition and subtraction involving two-, three-, four and five-digit numbers
uses mental and informal written strategies for multiplication and division