Discuss as a class. Assessment focusses on students' understanding of the processes, as well as their accuracy in performing the operations. Observe Watch students as they interact with other students to play math games. Observe students' work with manipulatives. Have them explain how they use manipulatives to represent various operations.
Question Have students describe two different ways they can verify their work.
Ask students to explain the processes they use to estimate and verify square roots. Collect Have students develop written or oral descriptions of the steps they follow to add, subtract, multiply, and divide rational numbers, providing examples that illustrate each step. Check their work to determine where students are having problems. Create a variety of real-life problems involving rational numbers and ask students to solve them. Make the problems as relevant as possible to students' everyday lives.