Today we will be learning to read and write whole numbers up to at least 1000.

Mental Activity We are going to practise adding numbers that are less 20. Try this calculation. + 97

We can do this by counting on. We have counted on

What strategies would you use to add 2 two-digit numbers quickly? This is one way to do it. Split the tens. Split the units. Count on.

= Split the tens.Split the units = Count on = = =96

Try these. Work out the answer before the question disappears = = = = 89 How well did you do at counting on?

Main Activity Today we are going to learn how to write numbers in: figures words.

Now say this number: eight hundred and forty-seven What digits do we need for this number? 847 Say the biggest number that you know.

847 What is each digit worth? UTH

Say the number which the red arrow is pointing to

Say this one. 199

Try this

Now try this

Group Work Hundred square work. Matching words and digits activity. Hundred square work.