Tuesday, November 10, 2009

Some Clever Number Puzzles

Henry, who is 8, came up with some number puzzles. I wanted to share them with you.

1. What two digit number is its first digit away from 100?
2. What three digit number is its first two digits away from 100?
3. What number in the hundreds is its first two digits away from 200?
4. What number in the two hundreds is its first and last digit away from 300?
5. What two digit number is its second digit away from 100?

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