Question

When estimating using money for a purchase, you should

Answer 1

@Hero

Answer 2

@rizwan_uet

Answer 3

@agent0smith

Answer 4

If you round down, then you might come up short.
If you round to just a dime, then you may not have enough to cover for taxes.
If you estimate down a dollar, then you might come up a dollar short.
If you estimate up one dollar or half dollar, then that would be the safest way to go.