Equal groups
Equal groups are sets that all have the same number of items, like 3 groups of 4 apples making 12 apples in all. This idea is the foundation of multiplication.
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Midterm
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This final covers a lot of topics, so it's split into 2 parts. Each part includes a question from every one of its topics.
Final, Part 1 of 2
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Final, Part 2 of 2
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