Home / Worksheets / Grade 8 / Math / Grade 8 Number Forms Worksheet

Grade 8 Number Forms Worksheet

Explore different forms of numbers including standard, expanded, scientific notation, and fractions with this Grade 8 math worksheet.

Grade 8 Math Number SenseNumber Forms
Use This Worksheet

Includes

Fill in the BlanksMultiple Choice2 Short AnswerTrue / FalseLong Answer

Standards

CCSS.MATH.CONTENT.8.EE.A.3CCSS.MATH.CONTENT.8.EE.A.4

Topics

number formsscientific notationstandard formexpanded formmathgrade 8
8 sections · Free to use · Printable
← More Math worksheets for Grade 8

Grade 8 Number Forms Review

Name:

Date:

Score:

Read each question carefully and answer in the space provided. Show all your work for full credit.

1. Write the number 7,450,203 in expanded form:  

2. Write the number (5 × 10^5) + (2 × 10^3) + (8 × 10^1) + (1 × 10^0) in standard form:  

3. Which of the following numbers is expressed in scientific notation?

a

12.3 × 10^4

b

0.5 × 10^-2

c

7.89 × 10^6

d

98.7 × 10^1

4. The average distance from Earth to the Moon is approximately 384,400,000 meters. Express this distance in scientific notation.

a

3.844 × 10^5 m

b

3.844 × 10^8 m

c

38.44 × 10^7 m

d

0.3844 × 10^9 m

5. Convert 6.02 × 10^-3 to standard form.

6. Convert 0.0000045 to scientific notation.

7. The number 5,600,000 written in scientific notation is 5.6 × 10^6.

T

True

F

False

8. The value of 10^-2 is 0.01.

T

True

F

False

9. Plot the number 1.5 × 10^1 on the number line below.

05101520253035404550

10. The mass of a hydrogen atom is approximately 1.67 × 10^-27 kg. The mass of an oxygen atom is approximately 2.66 × 10^-26 kg. Which atom has a greater mass? Explain your reasoning.