Leave the digit the same if the next digit is less than 5 (this is called rounding down) but increase it by 1 if the next digit is 5 or more (this is called rounding up). The rounded value must be a ...
Use rounded values to estimate close the answer to a calculation. This is a useful non-calculator skill. Refresh your knowledge with these guides on rounding and significant figures. Rounding to ...
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The poster will showcase two ongoing projects in the Development Education and Learning lab at CU Boulder that aim to understand the cognitive processes involved in early multidigit number learning ...
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