GCSE Secondary Maths Age 13-17 - Number: Standard Form - Explained

The video tutorial explains how to express numbers in standard form, which consists of three parts: a number between 1 and 10, a base of 10, and an exponent indicating the decimal point's movement. The instructor demonstrates converting 0.000068 to standard form by moving the decimal point to create 6.8 and adjusting the exponent to -5. This process involves understanding the multiplication and division by powers of ten. The tutorial emphasizes the importance of recognizing the three components of standard form and applying this knowledge to solve related mathematical problems.

How many places do you move the decimal point when converting 0.0068 to standard form?

Why is it necessary to multiply by a power of 10 when converting to standard form?