Link to practice exam:
https://www.kmltf.org/wp-content/uplo...
This is me going through many of the math problems on the pre-apprenticeship math exam study guide. It is a great review of basic math skills for an apprenticeship program. Best way to prepare for a basic math exam for the trades. Print out the exam from the link above, do the problems, see the solutions.
Good resources: https://www.amazon.com/shop/colfaxmath (paid link)