Mummy Numberlines

Addition & Subtraction using a numberline

Practise adding and taking away 10 using a numberline.
What changes, what stays the same?
Build your confidence adding and taking away 9 or 11.

e.g. to add 9 just add 10 and then adjust by 1.

When you're ready try the harder levels, use your new skills to solve them.

Instructions:

1. Read the Maths Sentence
2. Move the numberline so that you can see the starting number
3. Move the arrow or the numberline to find the answer
4. Type the answer
5. Press check

NB: You don't have to use the numberline, you can just do it in your head and type the answer if you wish.

Have fun!

HAVING TROUBLE LOADING? Please try this version.