1. What connections do you see? What else?
(3 × 4) + 3
3:1
Which picture does this describe?
one-third
4:1
What else do you notice?
How many cubes are there?
Explain why you think so.
What else do you notice?
Here are two more copies of the same group.
Which picture does this describe?
two-thirds of 9
three equal groups
I’m going to change the color of some of the cubes.
What connections can you find among the descriptions?
3 × 5 = 15
one-fifth

2. What connections do you see? What else?
(3 × 4) + 3
3:1
one-third
4:1
two-thirds of 9
three equal groups
3 × 5 = 15
one-fifth

3. What connections do you see? What else?
(3 × 4) + 3
3:1
one-third
4:1
two-thirds of 9
three equal groups
What connections can you find among the descriptions?
3 × 5 = 15
one-fifth

4. What connections do you see? What else?
(3 × 4) + 3
3:1
one-third
4:1
two-thirds of 9
three equal groups
3 × 5 = 15
one-fifth

5. What connections do you see? What else?
(3 × 4) + 3
3:1
one-third
4:1
two-thirds of 9
three equal groups
3 × 5 = 15
one-fifth