GCSE Secondary Maths Age 13-17 - Number: Multiples, Factors & Prime Factors - Explained

The video tutorial explains how to calculate 3 raised to the power of 5, which equals 243. It demonstrates the long method of multiplying 3 by itself five times and suggests using a calculator for efficiency. The tutorial concludes with the final answer and offers tips for using the power key on calculators.

What does it mean to raise a number to the power of 5?

• Multiply the number by 5

• Add the number five times

• Multiply the number by itself five times

• Divide the number by 5

How can you calculate 3 to the power of 5 using the long method?

• 3 - 3 - 3 - 3 - 3

• 3 / 3 / 3 / 3 / 3

• 3 * 3 * 3 * 3 * 3

• 3 + 3 + 3 + 3 + 3

What is the result of 3 multiplied by itself five times?

• 125

• 81

• 729

• 243

Which tool can you use to quickly calculate powers?

• A protractor

• A compass

• A ruler

• A calculator

What is the final answer for 3 raised to the power of 5?

• 729

• 243

• 125

• 81