Step 10 Objective
Understand and use proportionality and calculate the result of any proportional change using multiplicative methods.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
What if pupils find this a barrier?
Refer back to Step 8 and the unitary method and then make links to multiplicative
methods, i.e. instead of dividing by 5 and then multiplying by 7 you could
multiply by 7/5.
See the Year
9 proportional reasoning mini-pack - Acrobat pdf document (137Kb).
ITP Enlargements
- Zip file (456Kb)