## Estimating Numbers on a Number Line - Tablet Version

### Related Worksheets

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.

Scan to open this game on a mobile device. Right-click to copy and paste it onto a homework sheet.

### Game Objectives

**KS2 Primary Framework:**

Year 3:

Order whole numbers to at least 1000 and position them on a number line (Block A)

Year 4:

Compare the impact of representations where scales have intervals of differing step size (Block C)

Year 5

Interpret a reading that lies between two unnumbered divisions on a scale (Block C and Block D)

Year 6: