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St Paul's C of E Primary School

Heathside Grove

LEARNING to make a difference




LO: To know how to find one more and one less within 20.


In your home learning pack, you have a number line with all the numbers to 20, you might want to use this to help you with today's work.

You can find the number, then make one jump more, or less to find the answer.


Start by watching this Numberblocks video to help you count to 20.

I Can Count To Twenty Song | Numberblocks

Can you complete these counting challenges?

  1. Count from 0 - 20
  2. Count from 20 - 0
  3. Count from 10 - 20
  4. Count from 20 - 8


Complete pages 6 and 7 in your blue CGP Book 'Key Stage One Maths'.


Then watch the video and complete the worksheet below.

 Use your number line to help you find the answer to these questions.

Aut1.11.5 - Count one more one less