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### Number and algebra

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### For younger learners

### Advanced mathematics

# Number Lines in Disguise

What number would be where the dot is?

How do you know?

Where would $0$ be on the line?

Consider the number line below.

Can you figure out what any of the other numbers are on the number line?

Where would $0$ be on this line?

What strategies did you use?

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*Number Lines in Disguise printable sheet - main problem
Number Lines in Disguise printable sheet - blank number lines*

What do you notice about this number line?

What questions could you ask?

Click below to reveal some questions you might like to think about.

What number would be where the dot is?

How do you know?

Where would $0$ be on the line?

Often if a mathematician is stuck they might try an example with smaller numbers. Click below to reveal another example.

Consider the number line below.

Can you figure out what any of the other numbers are on the number line?

Where would $0$ be on this line?

What strategies did you use?

Below is an interactive number line. Can you work out what number is marked by the dot? Once you think you know, reveal the answer to check if you were right.

Explore the different number lines at different levels. Think about the strategies that you might use if you get stuck on the harder levels.

You could use this worksheet to create your own challenges.

What makes a challenge easier or harder?

We would love to hear about the strategies you used to figure out the missing numbers, and how you persevered and showed resilience if you got stuck!

*You may be interested in the other problems in our Resilience and Perseverance Feature.*