KS2 Primary Maths Age 13-17 - Ratio, Proportion and Algebra: Percentage Problems - Explained

The video tutorial explains how to calculate percentages, focusing on 10% and 20% of a number. It begins with an introduction to percentages as fractions and their importance in arithmetic. The instructor advises using 10% as a base for calculations, demonstrating how to find 10% of 1200 and then using it to calculate 20%. Quick calculation tips are provided for efficient problem-solving.

What is 20% of 1200?

How can you express 10% as a fraction?

What is the quickest way to find 20% using 10%?

If 10% of 1200 is 120, what is 20%?

What should you do first when solving percentage questions?