Scientific American presentsMath Dudeby Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. In the last Math Dude episode, we learned the ins and outs of ...
Use place value cards to practice rounding numbers to the nearest ten and hundred. Warm up with a Mystery Math Mistake to hunt for the mistake made counting up on the number line. Use place value ...
Editor's Note: I just thought I should mention that there's an ongoing, ever-evolving, and dramatically different presentation of this topic entitled Rounding 101 on my personal website. We'll start ...
The mysteries of rounding are exposed; strict, unbiased rounding can be applied. Chris BurgessRounding a result to the required number of decimal places is easy, isn’t it? After all, we were all ...
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