Inverse operations

Recognising that subtraction is the inverse of addition and the relationship between multiplication and division.

Create my FREE account

including a 7 day free trial of everything

Email Address

Password

Newsletter

The URBrainy email newsletter (sent every 2 weeks) provides resource updates and helpful guides for teaching and learning.

Yes, I would like to receive the URBrainy newsletter.

I agree to the Terms and Conditions and Privacy Policy

Already have an account? Sign in

All the signs are missing. Find the correct signs to complete the number sentences.

Make and order 2-digit numbers from a selection of number cards.

Put the addition or subtraction signs in to make the number sentences correct. Hard, as there is more than one sign!

Number sentences with missing digits using addition, subtraction, multiplication and division.

The latest news, articles, and resources, sent to your inbox weekly.

URBrainy named one of the World’s Top EdTech Companies by TIME Magazine.