Estimation and Rounding
Activities and Games
Bingo Rounding - Practice rounding numbers from 1 to 1000 by choosing the correct answer.
Glowlas Estimation Contraption - Help Glowla estimate numbers. You have 60 seconds to answer as many questions as you can to move onto the next level.
Rounding Dartboard - Choose to answer rounding questions on a dartboard from 1 to 1000. Interactive whiteboard friendly.
PowerPoints and Online Presentations
Rounding to the Nearest 100 - Online PowerPoint type file that uses a number line to identify which hundred to round to. This site has mini games in the middle of the presentation for further practice. (Mr. Anker Tests)