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What does truncate mean in math terms?
truncate means to add the whole number to whatever else you have,and then multiply it by your fraction
In rounding numbers to the nearest whole number would 49.85 be rounded to 50 or 51?
It would be 50. In rounding up, we add one and truncate the digits after the decimal point. In rounding down, we just truncate the digits. http://en.wikipedia.org/wiki/Rounding#Common_method
What is the volume of a sphere with rounding to the nearest whole number?
It all depends upon the radius of the sphere, since:volume_of_sphere = 4/3πr3Once that has been calculated, the result is rounded using normal rounding rules - look at the tenths' digit and if it is less than 5 truncate the result to the whole number (ie ignore the decimal part) otherwise add 1 to the result truncated to a whole number.
A fraction and a whole number with a whole number product?
The answer can be another fraction and a whole number or it can be a whole number.
How do you round 0.125 to the nearest tenth?
The digit in the next place, 2, is smaller than 5 so truncate the number at 1 decimal place: 0.1
