Free variable worksheets with answer key. No login or account needed. Solve addition, subtraction, multiplication, and division problems with variables. A grading column and quick grade scale maker grading a breeze and a modified pages help with lower level learners or when just introducing a topic. Great for teachers or for homeschool.
Students solve for unknown variables in addition and subtraction equations at four levels of difficulty: within 10, within 20, within 100, and within 1,000. These worksheets build early algebraic thinking by having students find the missing number that makes each equation true. Aligned with kindergarten through third grade standards.
