# Comparing Numbers- Open Middle Problem

Directions: Using the numbers 1 to 9, each only once, fill in the blanks to make the inequality statements true.  The middle number of each inequality has to be odd.

the symbol < means “is less than”

EDIT: Thanks to Graham @gfletchy for talking this out with me- if symbols seem inappropriate for K, use the following:

___ is more than ___ but less than ___

___ is more than ___ but less than ___

___ is more than ___ but less than ___

# Graphing Counting Methods- Open Middle Problem

Looking at the following question from Dan Meyer:

Write down how you determined how many dots there are.

How can you put that thinking into a graphical form?

# Checker Combinations- Open Middle Problem

Robert has 10 checkers.  Checker colors are either red or black.  How many red checkers and how many black checkers could Robert have?

What to you notice?

Is there a pattern?

# Caterpillar Counting- Open Middle Problems

Directions: Fill in the missing numbers, then make spots on each body segment that represents the number above it.