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Operations with Scientific Notation - Worksheet 2 - 8th Grade

Easy

Use exponent rules, reciprocals and normalized scientific notation.

easy: Start with the preview and follow the worked example.

18 problems · 20-25 minutes · Skills: scientific notation, operations, exponents

About This Worksheet

This easy-level worksheet contains 18 problems designed for 8th Grade students practicing operations with scientific notation. Easy worksheets use simpler numbers and straightforward problem types to build confidence and reinforce foundational skills.

Read ordered pairs and solve linear equations using signed arithmetic.

  • Use exponent rules, reciprocals and normalized scientific notation.
  • Check your result using the method in the example before moving to the next question.

How to Solve: Worked Example

Example Problem: Multiply (4 × 10^3)(3 × 10^2). Write the result in scientific notation.
Solution Steps:
  1. Multiply the coefficients and add the exponents.
  2. If the coefficient is at least 10, divide it by 10 and increase the exponent by 1.
Answer: 1.2 × 10^6
Tip: Check your result using the method in the example before moving to the next question.
1
Multiply (3 × 10^2)(7 × 10^1). Write the result in scientific notation.
2
Multiply (7 × 10^1)(5 × 10^1). Write the result in scientific notation.
3
Multiply (5 × 10^3)(2 × 10^3). Write the result in scientific notation.
4
Multiply (5 × 10^4)(5 × 10^2). Write the result in scientific notation.
5
Multiply (2 × 10^2)(4 × 10^4). Write the result in scientific notation.
6
Multiply (8 × 10^3)(4 × 10^3). Write the result in scientific notation.
7
Multiply (3 × 10^1)(3 × 10^1). Write the result in scientific notation.
8
Multiply (2 × 10^2)(4 × 10^3). Write the result in scientific notation.
9
Multiply (4 × 10^3)(5 × 10^4). Write the result in scientific notation.
10
Multiply (4 × 10^4)(8 × 10^4). Write the result in scientific notation.
11
Multiply (6 × 10^4)(8 × 10^3). Write the result in scientific notation.
12
Multiply (4 × 10^1)(8 × 10^4). Write the result in scientific notation.
13
Multiply (8 × 10^1)(8 × 10^3). Write the result in scientific notation.
14
Multiply (2 × 10^1)(5 × 10^3). Write the result in scientific notation.
15
Multiply (4 × 10^3)(7 × 10^3). Write the result in scientific notation.
16
Multiply (5 × 10^4)(7 × 10^1). Write the result in scientific notation.
17
Multiply (2 × 10^3)(3 × 10^3). Write the result in scientific notation.
18
Multiply (7 × 10^2)(8 × 10^1). Write the result in scientific notation.

Answer Key

1. 2.1 × 10^42. 3.5 × 10^33. 1 × 10^74. 2.5 × 10^75. 8 × 10^66. 3.2 × 10^77. 9 × 10^28. 8 × 10^59. 2 × 10^810. 3.2 × 10^911. 4.8 × 10^812. 3.2 × 10^613. 6.4 × 10^514. 1 × 10^515. 2.8 × 10^716. 3.5 × 10^617. 6 × 10^618. 5.6 × 10^4

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Frequently Asked Questions

How do I download this operations with scientific notation - worksheet 2 worksheet?

Click "Download PDF" for a file, or "Print" to use your browser. You can save it as a PDF or print it directly. The answer key will be on a separate page.

How do I find worksheets at different difficulty levels?

Each subtopic has 10 worksheets: Worksheets 1-3 are Easy, 4-7 are Medium, and 8-10 are Hard. Start with Easy worksheets to build confidence, then progress to harder ones.

What skills does this exponents & scientific notation worksheet cover?

This worksheet focuses on scientific notation, operations, exponents. It is designed for 8th Grade students and provides structured practice through varied problem types with a worked example to guide students before they begin.

Can I use this worksheet in my classroom?

Yes. All worksheets on K12Worksheets are free for classroom use. You can print copies for your entire class. With 10 worksheets per subtopic at three difficulty levels, you have plenty of options for differentiated instruction and individualized practice.

How many problems are on this worksheet?

This worksheet contains 18 problems. It typically takes 20-25 minutes to complete. An answer key with all solutions is included so parents and teachers can check work quickly.