Modelling ideas

Ideas that focus on using technology to support looking at different mathematical structures, to support or reveal a deeper understanding..

 

Spreadsheets

 

10 Bar random sums <10 illustrated on a bar model (any part of the number sentence can be hidden)

10Bar1

NB comparative bars & subtraction are also available on the same file

Fraction as a number a mixture of random and self-input fractions showing equivalence in different denominations and mixed number & vulgar fractions  

frac1frac2

Fractions "of" & ratio 

frac3frac4

frac5

NB- Values of parts or ratios can be selected to be shown or not

Geogebra

10 Bar interactive model of x+y=10 as a bar and as a line graph

geo1

x-squared interactive model of y=xshown as bars and as a point on graph

Geo2

Circle thoerems: a series of simple geogebra files to allow interactive investigation of theorems

cyclic quadrilaterals

same chord

angle at centre double

geo3geo4geo6

Last modified onThursday, 16 May 2019 07:57
Rate this item
(0 votes)
More in this category: « Modelling Negatives IRIS Connect »
back to top

Register Your Interest for 2019/20 Work …

01-05-2019 Hits:178

  Click Here to take you straight to our new form where you can to register your interest for 2019 - 20 Work Groups. This form will mean you receive an email direct to you when the Work...

Read more

How To Guide: NCETM Username

06-06-2018 Hits:168

   Click Here to take you to the NCETM Website..  

Read more

There's Not Enough Words

04-12-2017 Hits:206

  There are too few words to describe the complexities of our number system. I am sure there is nothing new about what I am trying to explain here, much of it...

Read more

Modelling ideas

15-02-2017 Hits:152

Ideas that focus on using technology to support looking at different mathematical structures, to support or reveal a deeper understanding..   Spreadsheets   10 Bar random sums <10 illustrated on a bar model (any part...

Read more

Arithmetical Structures

08-11-2016 Hits:142

Representing the structure behind mathematics can help develop an understanding of arithmetic and/or algebra. This can also be linked with multiple representations of a concept as each of the illustrations...

Read more

Modelling Negatives

03-11-2016 Hits:169

  Just a few images that some may find helpful when describing calculations with negatives         Multiplying involves the concept of an "enlargement" operation.   Then the distinction between the multiplying effect of 1 (stays...

Read more

IRIS Connect

22-04-2016 Hits:229

What is IRIS Connect? Originally set up as a system for teachers to record their own teaching through video capture on a secure and convenient platform IRIS Connect now has the...

Read more

Planning & Resources

01-10-2014 Hits:622

All we want is ..... More than any other aspect the most common request from teachers is one of resources and teaching materials. This can be frustrating if you hold the opinion...

Read more

Images

 
blog button