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...
Math Salamanders Ltd.
Adding 1s, 10s, 100s, and 1000s
In this addition activity, students complete a 13-row chart. They start with three or four-digit numbers and add 1, 10, 100, or 1000 to each number to fill in the chart. The last four questions require subtraction because the initial...
Curated OER
Addition and Subtraction 7
In this addition and subtraction worksheet, students fill in the blanks counting my twos, threes, tens, and sixes. Students fill in thirty-six blanks.
Other
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!