KS2 Primary Maths Age 13-17 - Calculations: Subtracting Whole Numbers - Explained

The video tutorial guides students through a subtraction problem, emphasizing the importance of setting up the problem correctly by aligning numbers in their respective columns. It demonstrates the step-by-step process of subtracting numbers, including borrowing when necessary, to arrive at the correct answer. The tutorial concludes with tips on ensuring accuracy by showing all work.

What is the first step the teacher emphasizes when setting out the subtraction problem?

• Start with the largest number

• Estimate the answer first

• Use a calculator

• Place each digit in the correct column

When subtracting, what should you do if you cannot subtract a smaller digit from a larger one?

• Add 10 to the smaller digit

• Borrow from the next column

• Multiply the digits

• Skip the subtraction

What is the result of subtracting 4 from 6 in the units column?

• 0

• 6

• 4

• 2

What is the final answer to the subtraction problem 7064 minus 502?

• 6562

• 6552

• 6560

• 6572

Why is it important to show all your working out in subtraction problems?

• To impress the teacher

• To ensure accuracy and get the correct answer

• To make the problem look longer

• To use more paper