23/11/17 - new version added. This version is tablet friendly and can be played directly on any device.
Drag the flag to the correct position on a number line. Lots of choice over level, including whole numbers, negative number and decimals. Can be used to teach place value, approximation skills, and reading varying scales.
Choose one type of number line or for more of a challenge you can select several. Work quickly to get more time, build your score and climb up the leaderboard.
Estimating Numbers on a Number Line - Tablet Version
Estimate the number the arrow is pointing to, then calculate the correct answer when you are told your error. A great game to help develop an understanding of place value, reading scales and to practise mental addition and subtraction. There are lots of levels to play; inc. 0 to 10, 0 to 100, 0 to 1000, and levels involving negative numbers and decimals.