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Math worksheet with addition problems and a fun riddle about a talking dog.

A worksheet titled "The Amazing Talking Dog" featuring a dog illustration and math problems involving 3-digit addition with regrouping, including a riddle to solve by matching sums to letters.

A worksheet titled "The Amazing Talking Dog" featuring a dog illustration and math problems involving 3-digit addition with regrouping, including a riddle to solve by matching sums to letters.

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