We have been learning how to double and half by partitioning.
Can you double my purple numbers and half my green numbers?
We have been learning how to add and subtract on a number line.
First we partition the number we are adding or subtracting to see how many jumps of 10s we will make before jumping in our 1s.
Have a look at the number line diagrams before you have a go at the addition and subtraction number sentences.
We have been learning how to experiment with =
To understand that = means 'the same as'
Using 10s and 1s to help can you find other number sentences to match, that are the same as, to = these number sentences?
8 + 2 = __ + 6 14 + 3 = 10 + __
4 + 6 = 5 + __ 18 + 6 = __ + 4
3 + 7 = __ + 2 16 + 3 = 15 + __
25 + 3 = 30 - __
26 - 3 = 13 + __
We have been learning how to recognise UK coins and to add them together to find our total amount.
What is in my purse?
Count or draw in your 10s and 1s to help you find the total.
Can you use your 10s and 1s knowledge to help you add and subtract?
We have been learning how to use our place value knowledge to add and subtract.
Have a go at writing these as numbers: