Capstone: one-step addition and subtraction story problems using concrete objects and pictures, across structures (joining, taking away, part unknown), with students retelling each story in 'first, then, now' form before calculating.
Intermediate Level
Capstone: one-step addition and subtraction story problems using concrete objects and pictures, across structures (joining, taking away, part unknown), with students retelling each story in 'first, then, now' form before calculating.




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