Practise using reordering strategies with these extra E1 (E2 questions are in a separate Wordwall activity) questions for our recently updated E1-E2 Mental addition strategies (reordering) PDF worksheet (Maggie Harnew, 2005, updated Feb 2022). Match the correct answer to each addition problem. (Reordering involves adding up large numbers first and/or looking for pairs of numbers that add up to ten. Can be used independently of the original resource.
Level
Entry Level 1
Maths
FM Context free underpinning
FM E1.3 Add numbers which total up to 20, & subtract numbers from numbers up to 20
A clever way to teach mean and median, based on the popular TV game show. Choose to play with between 1 and 22 boxes.
Pick one student as the main player – the other students can be asked to calculate the mean and/or median after each round of box opening (which can then be checked by clicking onscreen boxes) and use this to decide on a suitable banker’s offer. To install unzip the four files to a new folder and run index.html – there
