Make Math Moments Academy › Forums › Mini-Course Reflections › The Fundamentals of Mathematics › 1-2 – Place Value – Discussion › Reply To: 1-2 – Place Value – Discussion
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We so quickly tell students to add digits instead of quantities according to their place value that they don’t truly build an understanding of magnitude and place value. There is a huge difference when we get them to add / subtract horizontally and through decomposing numbers than simply stacking and adding digits …