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place values Variable Worksheets

These Place Values Variable Worksheets combine algebra concepts with place value understanding. Students solve for unknown variables while working with addition, subtraction, multiplication, and division problems across different number ranges from 10 to 1,000.

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Addition & Subtraction Multiplication & Division

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Addition & Subtraction

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About these worksheets

Students solve for unknown variables in addition and subtraction equations at four levels of difficulty: within 10, within 20, within 100, and within 1,000. These worksheets build early algebraic thinking by having students find the missing number that makes each equation true. Aligned with kindergarten through third grade standards.

place values Variable Worksheets - Add & Subtract within 1,000 worksheet

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Add & Subtract within 1,000

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Solve for an unknown number in simple addition and subtraction equations within 1,000.
Use addition and subtraction facts to figure out what number makes an equation true.
Check that the answer makes sense by plugging the number back into the equation.

Multiplication & Division

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About these worksheets

Students solve for unknown variables in multiplication and division equations within 100. These worksheets strengthen the connection between multiplication and division while building early algebraic reasoning skills. Aligned with third grade standards.