The Case of the Missing Numbers: Mixed Operations

Hunt down the missing numbers in addition, subtraction, multiplication, and division in this varied worksheet! Learners will be asked to solve 20 problems by finding the number that makes the equation correct. Addition and subtractions are all within 1,000, while multiplication and division problems include numbers within 100. 

This third-grade worksheet is a great activity to improve students’ confidence across all four basic math operations. Learners can develop their mental math, fact fluency, and understanding of the relationship between the operations. These skills can support students as they move on to more difficult math skills, such as operations with decimals. 

For more practice with the four main math operations, try Mixed Operations Challenge, Math Search: Mixed Operations #1, and Number Puzzle: Mixed Operations #1.