Suppose I am working on a problem and I wish to calculate the density of something. I measure the mass to be m = 24.5 grams and the volume is V = 10 cm 3. In this case the density would be: ALERT!

You’re reading Significant Digits, a daily digest of the numbers tucked inside the news. Tether is a currency that started trading in 2015 that sought to link dollars to bitcoin so as to make the use ...

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 ...

Students distinguish between accuracy and precision of measurements. Accuracy, Precision, and Significant Digits: Students distinguish between accuracy and precision of measurements and make ...

The digits in a number that have actual value. For example, in the number 00005208, the 5-2-0-8 are the significant digits. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires ...

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 ...