This is a series of lessons (2-3) on estimation calculations. The lesson ensures that there is plenty of opportunity to practice the skill with a differentiated thoughts and crosses to allow pupils to work at their desired level. There are then plenty of money, shape and worded problems to allow the pupils to explore estimation in context. There are also reasoning tasks regarding estimation to help pupils fully explore the topic.
This lesson contains plenty of problem solving and reasoning tasks which will prepare all pupils for the 9-1 curriculum. It gives pupils plenty of time to master the skill but then become fluent in using and applying. All tasks are differentiated between 2 and 4 levels to gives all pupils a chance of accessing this lesson. There are solutions to every task to ensure it is easy to self assess. Used with a year 7 class who enjoyed this lesson and encouraged lots of discussion.