What do you notice? What do you wonder?
Spark Image
Struggle Prompt: Video
Struggle Prompt: Image
Reveal Video
Reveal #1 Images
Reveal #2 Images
Consolidation Prompt #1
How is adding 10 or 20 to a number easier than adding 9 or 19?
Consolidation Prompt #2
36 + 19
Show your thinking on a numberline.
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