Do you remember how to solve
Find the value of 41+56.
Let's see how place value models (also called Base 10 models) can help us with adding numbers together.
We can also use a number line to help with addition, so let's see how we solve the same problem, 321 + 243, using a number line this time.
Use the number line, to help you find the value of 19 + 343.
This time we add some 4-digit numbers, using place value columns.
Find the value of 4400 + 403.
uses mental and written strategies for addition and subtraction involving two-, three-, four and five-digit numbers