Operations with Scientific Notation

Operations with Scientific Notation

8th Grade

77 Qs

quiz-placeholder

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Operations with Scientific Notation

Operations with Scientific Notation

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.EE.A.4, 5.NBT.A.2, 8.EE.A.3

+6

Standards-aligned

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77 questions

Show all answers

1.

DROPDOWN QUESTION

30 sec • 1 pt

Media Image

Before numbers in scientific notation can be added or subtracted, the exponents must be equal. What is the result of (3.4 x 10^2) + (4.57 x 10^3)?

340

4570

4910

4900

Tags

CCSS.8.EE.A.4

2.

DRAG AND DROP QUESTION

30 sec • 1 pt

Media Image

What is the result of (2.00 x 10^3)(4.00 x 10^4)?

8000

80000

8

8 x 10^7

Tags

CCSS.8.EE.A.4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank for the following calculation: 11 x 10^4 + 7.8 x 10^5 = (1.1 + 7.8) x 10^5 = ?

7.91 x 10^5

8.9 x 10^5

9.1 x 10^5

8.8 x 10^5

Tags

CCSS.8.EE.A.4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the following to standard form and fill in the blank: 4 x 10^3 - 2.5 x 10^2 = 4000 - 250 = 3,750 = 3.75 x 10^3.

3.75 x 10^3

3.75 x 10^2

37.5 x 10^3

0.375 x 10^4

Tags

CCSS.8.EE.A.4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the following to standard form and fill in the blank: 7 x 10^4 - 5.5 x 10^3 = 70,000 - 550 = 69,450 = 69.45 x 10^4.

69.45 x 10^4

6.945 x 10^3

694.5 x 10^2

0.6945 x 10^5

Tags

CCSS.8.EE.A.4

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Find the sum of: 9 x 10^5 + 4.5 x 10^6.

5.4 x 10^6

5.4 x 10^5

4.59 x 10^6

4.59 x 10^5

Tags

CCSS.8.EE.A.4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Perform the following operations and express the answers in scientific notation. (1.2 x 10^5) + (5.35 x 10^6)

5.47 x 10^6

6.55 x 10^6

5.47 x 10^5

6.55 x 10^5

Tags

CCSS.8.EE.A.4

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