Mental Maths Journey: Step by Step

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• Math
• Secondary Education

Mental Maths Journey: Step by Step

What do you already know about solving maths problems in your head?

Learning Objective

At the end of the lesson you will be able to solve a chain of maths operations in your head and check your answer at the end.

Let's Start: The First Number

Mentally note down the number: 7. Remember this number for the next step.

Step 2: Add

Add 8 to your number in your head. What is your new number?

Step 3: Multiply

Now multiply your number by 2. Try to do this without writing anything down!

Step 4: Subtract

Take away 5 from your number. Keep all your calculation in your head.

Step 5: Final Operation

Finally, divide your number by 3. Think carefully about your answer.

Check Your Answer!

The answer is 6. Did you get it? If not, try the steps again without writing anything down.

Write down 3 things you learned in this lesson.

Write down 2 things you want to know more about.

Ask 1 question about something you haven't quite understood yet.