Hi Pam,
I am Monica Vashisht, Shop manager at Dyslexia Action Shop.
There is a very good Maths Test which is called FAM. the age range is 5 years to 21 years.
https://dyslexiaactionshop.co.uk/fam-product-range-feifer-assessment-of-mathematics.html
Please feel free to contact the shop team on 01784222339.
Best regards
Monica Vashisht
DA Shop team