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Write with two decimal digits. Then find .
Case context: Align the decimal points and use a placeholder zero.
Question: Write with two decimal digits. Then find .
Sample answer: , so .
Key points:
- A placeholder zero does not change the value.
- becomes .
- The sum is .
Rubric: Full credit for writing and finding the sum . Partial credit for one correct result.
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OpenStax
Elementary Algebra @ OpenStax
Ch.1 Foundations - Elementary Algebra @ OpenStax
Algebra
Math
Prealgebra
Application in Bloom's Taxonomy
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Write with two decimal digits. Then find .