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Math · Grade 7 Accelerated · Unit 7

Unit 7: Exponents and Scientific Notation

Students deepen their understanding of exponents, generalize exponent rules, work with very large and small numbers, and use scientific notation to compute and compare quantities.

Worksheets

Every sheet has an answer key. Free to print, no login.

Unit
📝 Worksheet ✅ Answer guide
Concept
📝 Worksheet ✅ Answer key
Practice
Set 1
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Set 2
📝 Worksheet ✅ Answer key
Advanced
Set 1
📝 Worksheet ✅ Answer key
Set 2
📝 Worksheet ✅ Answer key

What this unit covers

A Exponent Rules · 4 lessons
Goals
  • Use exponent rules to generate equivalent numerical expressions for powers of 10.
Lessons
  1. Exponent Review
  2. Multiplying Powers of 10
  3. Dividing Powers of 10
  4. Negative Exponents with Powers of 10
B More Exponent Rules · 3 lessons
Goals
  • Use exponent rules to generate equivalent numerical expressions for expressions with different bases and bases other than 10.
Lessons
  1. What about Other Bases?
  2. Practice with Rational Bases
  3. Combining Bases
C Large and Small Numbers · 3 lessons
Goals
  • Compare very large or very small quantities expressed as a multiple of a power of 10.
  • Use exponent rules and powers of 10 to solve problems in context.
Lessons
  1. Representing Large Numbers on the Number Line
  2. Representing Small Numbers on the Number Line
  3. Applications of Arithmetic with Powers of 10
D Scientific Notation · 3 lessons
Goals
  • Calculate with numbers in scientific notation and interpret them in context.
  • Identify numbers written in scientific notation, including scientific notation that has been generated by technology.
Lessons
  1. Definition of Scientific Notation
  2. Estimating with Scientific Notation
  3. Adding and Subtracting with Scientific Notation
E Let's Put It to Work · 1 lesson
Lessons
  1. Is a Smartphone Smart Enough to Go to the Moon? (Optional)
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Adapted from the Illustrative Mathematics curriculum (v.360), licensed CC BY-NC 4.0. © Illustrative Mathematics.