Rounding and Estimating Revision Videos

Rounding and estimating are related skills. When we round numbers we are taking away their accuracy. The rounded number is an estimate of the original. Watch these videos to learn the correct way of rounding when you are asked to estimate a calculation.

HEGARTYMATHS goes through the process of rounding to significant figures.

RawMaths shows us how to answer a typical 'estimate' question at GCSE.

HEGARTYMATHS shows us how to estimate calculations and then gives us three questions to check our understanding.