Goofus is at it again. He's confused about those pesky exponents. And factor trees? What about prime numbers versus composite numbers or factors versus multiples? Whoa! Math is a lot to keep track of in fifth-grade! How perceptive are your students? Can they find Goofus's mistakes and provide him with the correct solution? Great for morning work, warm-up, or homework, this one page worksheet of three problems will have students analyzing and evaluating another student's work.
Goofus is an original clipart creation made by me. Look for his other worksheets and more coming soon.