Rounded up estimate: 14 inches on each side of the poster
Exact calculation:
(48 1/8 - 22 7/8) / 2 = (385/8 - 183/8) / 2 = 202/8 / 2 = 101/8
101/8 equals 12 5/8 inches on each side of the poster.
Claire wants to center a poster on a college dorm room wall. The poster is 22 7/ 8
inches wide, and the wall is 48 1/8
inches wide.First Claire wants to get a rough idea of how many inches should be on each side of the poster. Round the dimensions to the nearest inch to quickly estimate how much space that will be. How many inches should that estimate be?
13 1/2
10 1/2
12 1/2
11 1/2
Now perform the exact calculation, and enter the number of inches on each side of the poster.
1 answer