Guess Your Telephone Number Math Game
This math game ONLY works with the format of US Telephone Numbers!
In order to play this math game, you need to:
✅ Use a calculator that can display numbers as large as 99,999,999,999.
✅ If you are using your Smartphone calculator, turn your device to LANDSCAPE MODE so that you it can display the large numbers.
Think of a Telephone Number and remember the area code, first 3 numbers and last 4 numbers!
Complete the arithmetic steps shown below.
| Step 1 |
| ✅ Multiply the 3 DIGIT AREA CODE of your telephone number by 40. |
| Step 2 |
| ✅ Multiply the results by 25. |
| Step 3 |
| ✅ Add the FIRST 3 DIGITS of your telephone number. |
| Step 4 |
| ✅ Multiply the results by 50. |
| Step 5 |
| ✅ Add 1 to the results. |
| Step 6 |
| ✅ Multiply the results by 400. |
| Step 7 |
| ✅ Add the LAST 4 DIGITS of your telephone number. |
| Step 8 |
| ✅ Add the LAST 4 DIGITS of your telephone number AGAIN. |
| Step 9 |
| ✅ Divide the results by 2. |
| Step 10 |
| ✅ Subtract 200 from the results. |
👍 If you completed all of the arithmetic steps correctly, your calculator is showing your telephone number!