Changing the Subject (pre-GCSE)

(Based on the Tiffin Year 8 scheme of work) (a) Change the subject of any formula where the new subject appears only once. Includes roots, squares, brackets, where x appears within a negative term and/or in the denominator. (b) Be able to cross multiply. (c) Determine a value when the formula and values of all other variables are given.


12th Feb 2021 Flag Comment

The PowerPoint is all jumbled up it’s like half the numbers have been cut off. Any solution?

M Adame Lopez

29th Nov 2020 Flag Comment

very helpfull

F Khan

2nd Sep 2020 Flag Comment

The correct Formula on Slide 5 is °F = (9/5 × °C) + 32.

r tottman

21st Jun 2020 Flag Comment

your formula on slide 5 is incorrect

Mr B Balmer

23rd Apr 2019 Flag Comment

On Slides....Slide 4 Q3 Changes from y in question to x in solution!


10th Aug 2018 Flag Comment


gary stevenson

9th Jun 2018 Flag Comment

great revision


4th Apr 2018 Flag Comment

soo easy .

R Manohar

6th Feb 2018 Flag Comment

nice i really like this and i recommend it to everyone


10th Nov 2017 Flag Comment

slide 5 has f and c in wrong place


15th Oct 2017 Flag Comment

nice one

A Choi

21st Jul 2017 Flag Comment

It doesn't let me download?

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