Minggu, 23 Januari 2011

"Extreme Prediction" Great Math Magic Game

Fun for Brain
"Created by the Online Pulangasih Wiku Magician"

Effects: You can make a prediction of 5-line summation of the time had just finished writing the first line. Rows of numbers in row 1, 2, and 4 were written at random by someone else, while you write the numbers in row 3 and to-5

Procedure:

1. Ask a spectator to move forward and determine how many digits to be used in the game (ranging from 2 digits to infinity). For example, the audience chose 5 digit number. Say that you and the volunteers will play with 5 row sum.

2. Tell the volunteers wrote 5 digit number at random. When finished, say that you are able to predict the sum, although not all lines are written.
* How to make a prediction *
-If the last digit in the first row is greater than 1, then subtract the last digit by 2, and write the number 2 in front of the first digit. For example, 56 743 volunteers to write the predictions that you make is 256 741
-If the last digit in the first row is less than 2, then subtract the last digit by 2, subtract the second digit from the back with 1, and write the number 2 in front of the first digit. For example, volunteers write 56,470, then the prediction is 256 468. If you volunteer to write 56 471, then the prediction is 256 469.
Write the predicted results and enter into an envelope.

3. Ask someone else to write another 5 digit number below the first row. Suppose the person is to write 87,069.

4. Now, you would write numbers in the third row. All you have to look at the numbers in the second row. You should write down the numbers in the third row when a digit added to the figures in the second row the results 9. For example, the second line number is 87 069. Then on the third line you write 12 930.

5. Ask again someone else to write five-digit number in the fourth row. For example, he wrote 97,438.

6. Say that you will write a 5 digit number in the fifth row (the last). The principle is the same, you should examine is the fourth row. You should write down the numbers in the fifth row when a digit added to the figures in the fourth row the results 9. For example, the second line number 97 438, then in the fifth line you write 02 561.

7. Ask other spectators calculate the sum of the fifth row. Let him write down the results, and open your prediction in the envelope. The result must be the same!

8. At the end of the game you can say, "There are 3 possibilities that allowed me to create this prediction. In the first, I can count very quickly, whereas the second possibility is that I can predict the future. A third possibility, I can very quickly calculate and predict the future! "

Fun 4 Brain

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