Four rules (1)

Mixed mental calculating using addition, subtraction, multiplication and division.

Create my FREE account

including a 7 day free trial of everything

Email Address

Password

I agree to the Terms and Conditions and Privacy Policy

Already have an account? Sign in

Mixed mental calculating using addition, subtraction, multiplication and division.

Add and subtract 4-digit numbers.

More addition, subtraction, multiplication and division.

More mental calculating using all four operations.

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