Mathematics Grade 9 15 min

Compare numbers written in scientific notation

Compare numbers written in scientific notation

What you'll learn

  • Identify two addition facts that use the same three numbers (e.g., 2+3=5 and 3+2=5) with 80% accuracy.
  • Solve 10 related addition problems (e.g., 4+5=? and 5+4=?) with 7 out of 10 correct.
  • Explain, using pictures or words, how changing the order of the numbers in an addition problem does not change the answer, given 3 different examples.
  • Write two related addition facts for a given total, using numbers 0-20.

Tutorial Preview

1

Which is greater: 3 x 10^5 or 2 x 10^4?

2

Which is greater: 4.5 x 10^7 or 2.1 x 10^7?

3

Which is greater: 6 x 10^-3 or 8 x 10^-5?

Sample Practice Questions

Easy
Which symbol makes this true? 3 x 10^4 [?] 5 x 10^4
0.>
1.<
2.=
3.N/A
Easy
Which symbol makes this true? 8 x 10^2 [?] 6 x 10^2
0.>
1.<
2.=
3.N/A
Easy
Which symbol makes this true? 2 x 10^3 [?] 5 x 10^2
0.>
1.<
2.=
3.N/A

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Frequently asked questions

What grade level is "Compare numbers written in scientific notation"?

Compare numbers written in scientific notation is a Grade 9 Mathematics lesson on ExcelOS.

What will I learn in Compare numbers written in scientific notation?

You'll be able to: Identify two addition facts that use the same three numbers (e.g., 2+3=5 and 3+2=5) with 80% accuracy; Solve 10 related addition problems (e.g., 4+5=? and 5+4=?) with 7 out of 10 correct; Explain, using pictures or words, how….

Is "Compare numbers written in scientific notation" 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 Compare numbers written in scientific notation?

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

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