Squares, roots and powers

Introduction

This free course, Squares, roots and powers, reminds you about powers of numbers, such as squares and square roots. In particular, powers of 10 are used to express large and small numbers in a convenient form, known as scientific notation, which is used by scientific calculators.

This OpenLearn course provides a sample of level 1 study in Mathematics [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] .