On the number line the numbers stand in a row.
Some numbers are missing, find them!
Look at which numbers are already there and fill in the missing ones.
The filled in numbers show the answer.
Example
What does this exercise practice?
This exercise builds the understanding of number order and shows that numbers are spaced evenly along a line.
Common pitfalls
Children sometimes skip a number or write numbers in the wrong order. It helps to read the numbers already filled in out loud first and then name the gap.
How to practice at home
On a walk, watch the house numbers along one side of the street, which one is missing? This makes the number line lively and tangible.
Related: Neighbor numbers, Order numbers