Equal Groups Zoo

Multiplication and division as equal groups, arrays, and fact families
Grade 3 · CCSS 3.OA.1–6

1. Play at the Zoo

Move the sliders. Watch the pens fill up. Look at all four ways to say the same story.

Picture in words
4 pens of 3 animals
Add them up
3 + 3 + 3 + 3 = 12
Multiply
4 × 3 = 12
Total animals
12
4 pens with 3 animals in each pen makes 12 animals in all.

2. Guess First, Then Check

Look at the picture. Pick your answer. Then Lock In and see if you got it.

Score: 0 / 0
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3. Step-by-Step Machines

Pick numbers. The machine shows every step and tells you why.

Pick a total number of animals:

Put them in pens of this size:

    Pick a total and a group size to start.

    How many rows?

    How many columns?

      Pick rows and columns to start.

      First factor:

      Second factor:

        Pick two factors to see the fact family.

        4. Zoo Trainer Quiz

        Ten questions. Pick the best answer, then Lock In.

        Question 0 of 10 · Score 0
         
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