Do you need math classroom decor ideas? These printable posters are an easy and affordable way to do just that!In this download, you will receive a zip file containing each poster in the following sizes:* 2 by 3 (for 12x18, 16x24 and 20x30 posters)* 3 by 4 (for 12x16, 18x24, and 36x48 posters)* 8.5 by 11 (for standard printer paper)--WHERE CAN YOU PRINT POSTERS?--* Some local schools will print posters for you for FREE!* Order online through the photo department at the following stores: Walmart,