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Number Talks Parent Night

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by

Dana Caha

on 30 May 2013

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Transcript of Number Talks Parent Night

Presenters: Dana Caha, Melissa Marlow, Ashley Scruggs NUmber Talks...The Journey to Fact Fluency Number Talks Multiplication Fact Strategies
- Ideas for multiplying by 8's 25 + 60 ~ Making Tens
(quick tens)
~ Making Landmarks or friendly numbers
(numbers that are easy to use in mental computation)
(Ex. 10's, 100's, 25's 50's etc.)
~ Doubles or Near Doubles
(adjusting a number to make a double and add it)
~ Breaking Each Number into its Placevalue
(Breaking into expanded form and adding like place values together) Efficient Addition Strategies 5 X 5 X 8 Multiplication Number Talk
(Try a new strategy) Efficient Multiplication Strategies Saw Games and Other Resources
~ Games
~ Math Log
~ Websites/Apps 25 + 66 125 + 60 125 + 68 A five to fifteen minute classroom conversation around purposefully crafted computation that are solved mentally The ultimate goal of number talks is for students to compute....
~accurately
~efficiently
~flexibly 2 X 4 X 25 2 X 25 X 4 25 X 8 1. What strategies did you use?
2. What strategies were similar to addition?
3. What strategy worked the best for you? Any Questions? Thank you for coming! ~Landmark and Friendly Numbers
(Changing the factors then adding or subtraction) ~Partial Products
(Decomposing factors-box method) ~ Doubling and Halving
doubling one side of the problem and halving the others to
make a friendlier problem ~ Breaking factors into smaller factors
(associative property)
Full transcript