Question

Kelly wants to buy 5.6 feet of wood for a bookshelf. The wood costs $3.25 per foot. If Kelly has $18.50 to spend, how much change will she receive?

Answer 1

$3.25x 5.6=$18.20-$18.50= $0.30

Answer 2

$3.25 x 5.6 = 18.20.  Subtract $18.50 from 18.20.   18.50-18.20 = .30