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This printable worksheet challenges students to decode symbols into numbers to solve 3-digit addition problems.

$Secret Code Math worksheet for addition with 3-digit addends using a symbol key to decode numbers.$

Secret Code Math worksheet for addition with 3-digit addends using a symbol key to decode numbers.

PNG 321×413 23.6 KB Free · Personal Use

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ID: #348527

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$Free Printable Crack the Code Worksheet - kiddoworksheets$