If you specify a negative scale, Oracle Database rounds the actual data to the specified number of places to the left of the decimal point. For example, specifying (7,-2) means Oracle Database rounds to the nearest hundredths, as shown in Table 26-1.
McCann (2000) found that households in communities with good transit use save an average of about $3,000 annually on transportation costs. Litman (2004) found annual transportation cost savings of about $1,300 per household in cities with well-established rail transit systems compared with cities that lack rail.
Regardless of how much money you may make, costs are always important. There are so many different factors to identifying how much your trip will cost, that it can be hard to get a good price estimate. For economical travelers, a bike ride across America can cost somewhere between $1531 and $2785.This total incorporates every cost that you will need to bear, starting from square one.The only thing which is excluded is the transit cost needed to get you to your starting point and back home from your ending point.dding all of the subtotals together, all of your gear will cost you about $167 to $374 to buy if starting from square one. On the Road Costs ($1314-$1911). Once you actually start the trip, you will obviously have to pay for the day-to-day expenses of food, accommodations, and bike maintenance.