Grouping to Multiply
You can place items in groups to multiply just like you can place them in rows to make arrays.
Goal:
Goal:
Look at the three groups. Each group has four animals - four puppies, four horses, and four lions.
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How many animals in all?
You can write the sentence 4 + 4 + 4 = 12 or 4 x 3 = 12.
You can write the turn around multiplication fact 3 x 4 = 12.
Group beans into sets of 3. A set is a group of a particular number of items. Use your Lesson Notes to make groups and write number sentences.