Mathematics Grade 7 15 min

Evaluate negative exponents

Evaluate negative exponents

What you'll learn

  • Identify and define negative exponents, explaining how they relate to positive exponents and reciprocals with 80% accuracy on a written quiz.
  • Solve problems involving negative exponents by rewriting them as positive exponents and reciprocals, achieving a score of 70% or higher on a problem-solving worksheet.
  • Evaluate numerical expressions containing negative exponents, demonstrating the correct order of operations and arriving at the correct answer in 4 out of 5 practice problems.
  • Explain the relationship between a number raised to a negative power and its reciprocal using mathematical vocabulary in a short paragraph that scores at least 3 out of 4 on a rubric assessing clarity and accuracy.

Tutorial Preview

1

What is 2⁻³?

2

What is (1/4)⁻²?

3

What is (-3)⁻²?

Sample Practice Questions

Easy
What is 2⁻²?
0.1/4
1.-4
2.4
3.1/2
Easy
What is 5⁻¹?
0.1/5
1.-5
2.5
3.1
Easy
What is (-2)⁻²?
0.1/4
1.-4
2.-1/4
3.4

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Frequently asked questions

What grade level is "Evaluate negative exponents"?

Evaluate negative exponents is a Grade 7 Mathematics lesson on ExcelOS.

What will I learn in Evaluate negative exponents?

You'll be able to: Identify and define negative exponents, explaining how they relate to positive exponents and reciprocals with 80% accuracy on a written quiz; Solve problems involving negative exponents by rewriting them as positive exponents….

Is "Evaluate negative exponents" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Evaluate negative exponents?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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