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

The video tutorial covers solving standard form questions, including converting numbers to ordinary form and performing division in standard form. It explains how to handle indices during division and ensures the final answer is correctly formatted in standard form. The tutorial emphasizes understanding and applying basic mathematical principles without tricks.

What is the ordinary number form of 7.97 * 10^-6?

• 0.0000797

• 0.00797

• 0.00000797

• 0.000797

How do you calculate the value of 2.52 * 10^3 divided by 4 * 10^-3?

• Divide 2.52 by 4 and subtract the indices of 10

• Multiply 2.52 by 4 and add the indices of 10

• Multiply 2.52 by 4 and subtract the indices of 10

• Divide 2.52 by 4 and add the indices of 10

What is the result of dividing 2.52 by 4?

• 0.52

• 2.52

• 1.26

• 0.63

What is the correct standard form of 0.63 * 10^8?

• 6.3 * 10^8

• 63 * 10^7

• 6.3 * 10^7

• 0.63 * 10^9

What is a requirement for a number to be in standard form?

• The first part must be less than 1

• The first part must be greater than or equal to 10

• The first part must be a number between 1 and 10

• The first part must be a whole number