*You might want to take a piece of paper to try this.*

Write the numbers 1 through 12 down the side of your paper.

Then write your answer next to each number.

- Write number of the month in which you were born.
- Multiply it by 4.
- Add 13.
- Multiply by 100.
- Divide by 4.
- Subtract 200.
- Add the day of the month you were born.
- Multiply by 2.
- Subtract 40.
- Multiply by 50.
- Take the last two digits of the year you were born and add it to the total so far.
- Subtract 10,500.

Your result should be a number telling (from left to right) the month, day of the month, and year you were born.

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