Which activity is most suitable for sixth graders to build number sense?

Using positive and negative numbers for financial situations is an outstanding activity for sixth graders to build number sense because it connects mathematical concepts to real-world contexts. Engaging students in financial scenarios allows them to apply their understanding of positive and negative numbers in practical situations, such as budgeting, saving, and spending. This not only reinforces their skills in handling integers but also helps them develop critical thinking skills as they analyze how these numbers impact financial decisions.

By working with financial situations, students can visualize and manipulate numbers in ways that are meaningful to them, enhancing their overall number sense. This method encourages them to think about the implications of their choices in real-life contexts, thereby solidifying their understanding of how positive and negative integers interact. Overall, this approach makes learning more relevant and interesting, which is vital for maintaining engagement at this developmental stage.