What is the conversion of 580 cg to g?

My daughter's math homework is to round to the greatest nonzero place. Example 0.86345 what is the nonzero place? What is 8 plus y equals 2X in standard form? What grade can you take a gt test? Is 60 feet longer or shorter than 16 yards? What does the x and y represents on a scatter graph? What is 105 minus 32? How do you write 4.2 million in standard form? When two people think of each other at the same time while miles apart? What are three other improper fractions that are equal to 4 tow third? What is 6.66 percent percent? How do you solve Y equals the square root of x-5? How many solutions are there for the equation x2 plus 16 equals 8x? How many tens are there in 480? How do you use prodigy as a noun in a sentence? How do you convert 750mm to percent? How many centimeters in foot? Who invented math-test virus? What is 189 percent of 225? Volume of a rectangle that is 9 inches long 6 inches wide and 4 inches high? How do you solver stuff with order of operation?