Curated OER
Expanded Form
Explore place value through re-writing these two-digit numbers in expanded form. For example, 47 becomes 40 + 7. There is one example to model this, and scholars complete 14 more on their own. Be sure they understand this process as...
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The Math Learning Center: Math Tools Number Pieces
Number pieces help students develop a deeper understanding of place value while building their computation skills. Click on the number pieces to move them to the board and arrange as needed!