Writing Numbers in Scientific Notation

Convert 0.000045 to scientific notation.

• 0.45 x 10^-4

• 4.5 x 10^-5

• 0.00045 x 10^-3

• 45 x 10^-6

Convert 6,200,000 to scientific notation.

• 6.2 x 10^-5

• 6.2 x 10^-6

• 6.2 x 10^6

• 6.2 x 10^5

Compare 5.6 x 10^3 and 7.8 x 10^2. Which is greater?

• 5.6 x 10^3 is greater than 7.8 x 10^2.

• 7.8 x 10^2 is less than 5.6 x 10^3.

• 5.6 x 10^3 and 7.8 x 10^2 are equal.

• 7.8 x 10^2 is greater than 5.6 x 10^3.

Tags

CCSS.8.EE.A.3

Compare 1.2 x 10^-4 and 3.4 x 10^-5. Which is smaller?

• 3.4 x 10^-5

• 1.2 x 10^-3

• 3.4 x 10^-4

• 1.2 x 10^-4

Tags

CCSS.8.EE.A.4

Convert 0.00000000056 to scientific notation.

• 5.6 x 10^-8

• 5.6 x 10^-10

• 5.6 x 10^-9

• 5.6 x 10^-11

Tags

CCSS.8.EE.A.3

Convert 8,900,000 to scientific notation.

• 8.9 x 10^-5

• 8.9 x 10^-6

• 8.9 x 10^6

• 8.9 x 10^5

Compare 5.7 x 10^-4 and 2.9 x 10^-5. Which is smaller?

• 2.9 x 10^-5

• 5.7 x 10^-3

• 2.9 x 10^-4

• 5.7 x 10^-4

Tags

CCSS.8.EE.A.3

Convert 0.00000789 to scientific notation.

• 7.89 x 10^-7

• 7.89 x 10^-9

• 7.89 x 10^-8

• 7.89 x 10^-10

Compare 1.2 x 10^-4 and 3.4 x 10^-5. Which is smaller?

• 3.4 x 10^-5

• 1.2 x 10^-3

• 3.4 x 10^-4

• 1.2 x 10^-4

Tags

CCSS.8.EE.A.4

Convert 0.00000000056 to scientific notation.

• 5.6 x 10^-8

• 5.6 x 10^-10

• 5.6 x 10^-9

• 5.6 x 10^-11

Tags

CCSS.8.EE.A.3