Grouping and place value

L.I to learn place value.
For Maths we had to learn about place value to do the standard algorithm. We had to learn place value using sticks and a place value house for us to learn how to subtract and add using place value. We had to do 806 - 307 and others which were easy when doing it with place value. We had to do subtraction place value for the must do. We had to multiply by 10, 100, 1 000, 10 000 and so on.