Challenge Questions
I have travelled 123 Km in 78 minutes, can you estimate my average speed?
I have travelled 123 Km in 78 minutes, can you estimate my average speed?
Learning Targets
Beginning
To be able to explain a method for rounding decimal numbers to a specific number of places.
Developing
To be able to demonstrate how to round numbers to a given number of significant figures.
Mastering
Mastering
To be able to demonstrate how to estimate the values of calculations involving positive numbers greater than one.
Resources
Introduce the idea of estimating by rounding numbers to 1SF
Homework
