Use Base-Ten diagrams and standard, expanded, and word forms to represent numbers. Warm up with a Mystery Math Mistake as you add two 2-digit numbers using a decomposition strategy. Find Which One ...
Show numbers 11-19 in different ways using a double ten frame. Join Mrs. Gray for a Numeracy Talk with Dotson seeing the Counting Buddy Senior but building what we saw on a double ten frame. We also ...
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