Step 8 Objective
Use proportional reasoning to solve a problem, choosing the correct numbers to take as 100%, or as a whole.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
Examples of what pupils should know and be able to do
There was a 25% discount in a sale. A boy paid £30 for a pair of
jeans in the sale. What was the original price of the jeans?
When heated, a metal bar increases in length from 1.25 m to 1.262 m. Calculate
the percentage increase correct to one decimal place.
Pupils should be able to use unitary methods and multiplicative methods
- FTM(S)Y789 p. 75 - Acrobat pdf document (33Kb)
- FTM(S)Y789 p. 77 - Acrobat pdf document (36Kb)
- FTM(S)Y789 p. 79 - Acrobat pdf document (41Kb)
- FTM(S)Y789 p. 81 - Acrobat pdf document (37Kb)
- Proportional Changes example of pupil's work - Acrobat pdf document (275Kb)
- Holiday test question - Rtf (rich text format) document (23Kb)
- Money test question - Rtf (rich text format) document (34Kb)
- Tiles test question - Rtf (rich text format) document (30Kb)