Standard form, scientific notation and standard index form all mean the same thing. They are a very useful way of writing really big numbers and really small numbers. The first number must always be more than 1 and less than 10. Then the...

In this video, the teacher explains how to multiply numbers expressed in scientific notation. They review the concept of scientific notation and the rules for multiplying exponential expressions with the same base. The teacher provides...

In this video lesson we will learn the definition of a percent as a part of 100. We will identify the percent represented by a shaded illustration. We will write percents as decimals. We will write decimals as percents. We will...

SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow...

This video is about atomic structure and covers the three particles that make up an atom - protons, neutrons, and electrons. The video discusses their properties, such as charge and relative mass, and where they are located within the...

Welcome to our video on Rounding. We are going to cover two types of rounding, to decimal places and to significant figures. Let's start with a little rule first. The basics of rounding dictate that a value below a 5 goes to the lower...

In this video, students learn how to determine the value of a digit in the thousandths place using a place value chart. The teacher explains the concept of decimal place value and demonstrates how to calculate the value of each digit in...

This video explains the concept of place value and the relationship between digits in a number. It demonstrates how place value increases by 10 times with each shift to the left using base 10 blocks. By understanding this relationship,...

Converting between different ways of expressing a value.

In this video, students will learn about the relationship among the values of decimal places and how it is similar to that of whole numbers. By constructing a place value chart, students will understand how each decimal place is related...