Use five steps to count forwards or backwards in 1s or 10s to get to 50. What strategies did you use?
Leah and Tom each have a number line. Can you work out where their counters will land? What are the secret jumps they make with their counters?
Marion Bond recommends that children should be allowed to use 'apparatus', so that they can physically handle the numbers involved in their calculations, for longer, or across a wider ability band,. . . .