This activity allows students to reason about ratio tables, which helps their understanding of what a ratio describes in a context and what quantities in equivalent ratios have in common. https://education.ti.com/en/activity/detail/double-number-lines
This activity helps students to begin to reason about proportions using their knowledge of multiplication tables. They learn that ratio tables are one strategy to solve problems involving ratios. https://education.ti.com/en/activity/detail/ratio-tables
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