Add and subtract 11 and 12 – adding integers worksheet

Click here to download today’s worksheet and teaching ideas – adding integers worksheet.

Add and subtract 9 or 11 quickly

To add 11, you simple add 10 and then 1 more.

If you add 12, you simply add 10 and then 2 more..

For subtracting 11, you subtract 10, and then take away one more from the answer.

For subtracting 12, you take away 10 and then give away another 2.

A simple introduction into using a hundred square to add and subtract.

You are now ready for today’s worksheet.

Now you are ready to complete today’s maths challenges. Have fun!

Try the adding integers worksheet
Try the adding integers worksheet

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