Number Talks : In - Depth

Mollie Hall

While you wait: go to www.tinyurl.com/maxy47u

HOW OFTEN DO YOU DO NUMBER TALKS?

IS THIS A NUMBER TALK?

• Guess My Number
• Rekenrek
• Books
• Number strings
• Random numbers

Number Talk
A strategy to build flexibility, accuracy, and efficiency in mathematical thinking through the articulation of and sharing of mental math strategies.

4 GOALS OF K-2 NUMBER TALKS

• Developing number sense.
• Developing fluency with small numbers.
• Subitzing
• Making tens

CCGPS EFFECTIVE INSTRUCTIONAL PRACTICES GUIDE

WHAT MAKES A NUMBER TALK?

• Do you use mental math to solve the problem(s)?
• Are there multiple strategies used?
• Does the strategy carry throughout each number in the string?

HOW DO I HOLD THE KIDS ACCOUNTABLE?!?

• Ask students to use finger signals to indicate most efficient strategy.
• Keep records of problems posed and the cooresponding strategy.
• Hold small-group number talks throughout the week.
• Create class strategy charts.
• Have students solve an exit problem (or weekly assessment) with discussed strategy.

YOUR TURN

OTHER RESOURCES

• Fosnot Series - Minilessons for... (5 different books)
• Books from Greg Tang or other number books
• Number Talks from the internet

TIME FOR FLIGHT

• Kindergarten - Sophisticated Shapes
• 1st grade - Creating Routines with Data
• 2nd grade - Extending Base Ten Knowledge

QUESTIONS?