To write this as a percent, just move the decimal two places to the right. So instead of .098, this becomes 9.8%. hope this helps!
The place value of a certain digit is 10 times bigger than its adjacent digit to the right so the compare to the 5 in the thousands place it is 1000 times bigger than the 5 in the ones place and 10 times bigger than the 5 in the hundreds place
You divide each cost to the package for A. to find the better price
