Addition to 10, addition to 20, decorate the egg and how many can you find? (Hard and easy version) After you download the PDF to your computer, print it on Letter-sized (8.5 x 11 inches) paper and give it to your kids.You can also print out the pages on A4 paper, but since the file is in US Letter format, you’ll want to double-check your printer settings to ensure that nothing is being cut off. You can do this by adjusting the print size using the “Scale to Fit” setting.