Coloriage magique : soustractions à 2 et 3 chiffres

Soustraction avec matériel

### Ateliers autour de la soustraction

Jeu autour de la soustraction

La soustraction avec retenue, méthode anglaise. (CE1) - YouTube

##### Encore plus d'idées

Plus grand que et plus petit que #comparaison #maths

### Nombre du jour

MA MAITRESSE DE CM1-CM2 | Site destiné aux instits et aux élèves de cycle 3 | Page 3

Teaching Tales Along the Yellow Brick Road: Geometry Unit and Symmetry Activity

Like this connection between base 10 blocks and hundreds chart. Place value connection...combining a hundreds chart with base-10 blocks to see tens and ones. Another great way to build numbers sense by making those connections. Read more at: http://fundamentalsinfirstgrade.blogspot.com/search/label/Place%20Value

### How to Multiply by 9 Using your Fingers

I don't think i ever knew this... i always used the (ex. 9x3= the number below the # being multipled by 9 .. like 2 then the second number is whatever is added to get 9 ... answer 7)... hope that makes sense lol :)

Roll 2 dice to make a number, draw it, and write it in expanded form -- kids love it! Great review. I'd use with larger numbers

The Game That Is Worth 1,000 Worksheets | Let's Play Math! - had to Pin it as there are so many variations to play I'll need to come back & print it out at some point.

### 5 Ways to Use a Hundreds Chart in the Upper Grades

5 Ways to Use a Hundreds Chart in the Upper Grades - fantastic ideas on how to use a hundreds chart. Concepts include : multiplication, rounding, fractions,

Pinterest