Sunday, August 27, 2006

How can you use estimates to help you decide if your answers make sense?

Sometimes an estimate is just as useful as an exact answer. Can you think of a situation when this might be true? Follow the links below to freshen up on your estimation skills.
Estimating Sums-Here you can practice estimating sums. Be sure to read and understand the description before scrolling to the game at the bottom.
Estimating Differences-This link is the same as above, but here you will have a chance to practice estimating the difference.
Place Value Quiz Show-Part of being able to estimate is knowing the value of a digit. You'll have a great time playing the quiz show. Be quick, but think carefully before choosing your answer!

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