Tags: addition mat, subtraction mat, suma con reagrupacion, resta con reagrupacion, concrete, pictorial, manipulatives, adding, 2 digits, subtracting 2 digits, sumas dos digitos, restas dos digitos,
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This is a great tool to use to teach 2 Digit addition and subtraction. Use this mat with concrete manipulatives and pictorial models as shown on the video in order to get students to understand regrouping in depth.
2 Digit Subtraction