How Many Are Hidden? Blue Snowflakes, Red Snowflakes
The number of snowflakes in both pictures is the same.
How many snowflakes are hidden behind the cloud? How do you know?
How can you finish the equation to make it true?
What do you notice about how the blue number changed? What about the red number?
- Now there are more than 18 snowflakes in both pictures. You get to decide how many!
How many snowflakes could be hidden behind each cloud? How do you know?
- Complete the equation to make it true. What do you notice about how the numbers changed?