Do you remember how to use ?
Use the least amount of blocks possible to make the number 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.
Complete these number sentences.
9 \times 10 = ⬚
90 \times 10 = ⬚
900 \times 10 = ⬚
9000 \times 10 = ⬚
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