Friday, May 4, 2012

Guess My Number Games

Here are two games that you can play with your students to help them with their adding, subtracting, multiplying, and dividing of numbers. They are tricky because no matter what number they pick, you will always guess right, so you will always win!

Picture from:
1st game:
1. Choose a number
2. Multiply it by 2
3. Add 10 to the number from step 2
4. Divide the number from step 3 by 2
5. Subtract original number from the
number in step 4
6. Answer will ALWAYS be 5

2nd game:
1. Pick any 2 digit number
2. Add the two digits together
3. Subtract the number in step 2 from the
original number
4. Add two digits of the number in step 3 together
5. Answer will ALWAYS be 9

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