About cookies

The NCETM site uses cookies. Read more about our privacy policy

Please agree to accept our cookies. If you continue to use the site, we'll assume you're happy to accept them.


Personal Learning Login

Sign Up | Forgotten password?
Register with the NCETM

1.8 Composition of numbers: multiples of 10 up to 100

Created on 31 July 2017 by ncetm_administrator
Updated on 16 January 2018 by ncetm_administrator


Explore multiples of ten, including counting in tens to 100; apply number facts within ten to addition and subtraction for multiples of ten. 

Teaching points

  • Teaching point 1: One ten is equivalent to ten ones.
  • Teaching point 2: Multiples of ten can be represented using their names or using numerals. We can count in multiples of ten.
  • Teaching point 3: Knowledge of the 0–10 number line can be used to estimate the position of multiples of ten on a 0–100 number line.
  • Teaching point 4: Adding ten to a multiple of ten gives the next multiple of ten; subtracting ten from a multiple of ten gives the previous multiple of ten.
  • Teaching point 5: Known facts for the numbers within ten can be used to add and subtract in multiples of ten by unitising.




Comment on this item  
Add to your NCETM favourites
Remove from your NCETM favourites
Add a note on this item
Recommend to a friend
Comment on this item
Send to printer
Request a reminder of this item
Cancel a reminder of this item


If you have any comments please contact us.