Have you seen this Amazing Maths Trick with your calculator?

Have you seen this Amazing Maths Trick with your calculator?

This is an Amazing MATHS TRICK with a  calculator that makes a great starter to a lesson.

So grab yourself a calculator and follow the steps. Make sure you use the last 8 digits of your phone number!!  I have tested it with a few numbers and appears to work each time.

The pupils love this in the classroom it is great to use algebra to show them why it works!!

1. Use the last 8 digits of your phone number for this trick. Key in the first four digits into your calculator.

2. Multiply by 80
3. Add 1
4. Multiply by 250
5. Add to this the last 4 digits of your phone number
6. Add to this the last 4 digits of your phone number again.
7. Subtract 250
8. Divide number by 2

calculator-image-clipart

calculator-image-clipart

Do you recognize the answer ?

Posted in Lesson starters, Mathematics

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