Posted in Counting, Number sense, Subitising

Subitising

Subitising is being able to look at a small set of objects (up to 5) and say how many there are without counting in ones. Once children can count objects reliably we want them to move onto subitising – an important step in the development of number sense.

Perceptual subitising – instantly recognising a small group of objects.

DD3.jpgDD4.jpgScreenshot 2018-03-15 16.55.14

How many Digit Dogs can you see?

Conceptual subitising – seeing smaller groups within a larger group to say how many there are without counting in ones.

 

I know there are 7 because I see 5 and 2 more.

Screenshot 2018-03-15 17.01.54.pngScreenshot 2018-03-15 17.02.01.png

I know there are 7 because I can see 4 and 3 more.

Show these slides for a couple of seconds to practise subitising. Click once to reveal the image, click again for it to disappear.

One thought on “Subitising

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s