KS2 Primary Maths Age 13-17 - Fractions, Decimals and Percentages: Adding and Subtracting Fractions - Explained

The video tutorial explains how to subtract fractions with the same denominator. It uses the example of 9/11 minus 4/11, emphasizing the importance of having the same denominator for addition and subtraction. A pizza analogy is used to illustrate the concept, showing that when pieces are taken away, the denominator remains the same. The tutorial concludes by reinforcing the importance of consistent denominators in fraction operations.

What is the first step to consider when subtracting fractions?

• Convert fractions to decimals

• Multiply the fractions

• Ensure the denominators are the same

• Ensure the numerators are the same

In the problem 9/11 minus 4/11, what is the common denominator?

• 11

• 4

• 9

• 15

Why does the denominator remain unchanged when subtracting fractions?

• Because it is easier to calculate

• Because it changes with the numerator

• Because it is always the larger number

• Because it represents the total number of equal parts

Using the pizza analogy, how many pieces are left after taking away four pieces from nine?

• Seven pieces

• Nine pieces

• Five pieces

• Three pieces

What is the final answer to the fraction subtraction problem 9/11 minus 4/11?

• 3/11

• 5/11

• 4/11

• 6/11